711 lines
23 KiB
Python
711 lines
23 KiB
Python
# This file helps to compute a version number in source trees obtained from
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# git-archive tarball (such as those provided by githubs download-from-tag
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# feature). Distribution tarballs (built by setup.py sdist) and build
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# directories (produced by setup.py build) will contain a much shorter file
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# that just contains the computed version number.
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# This file is released into the public domain.
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# Generated by versioneer-0.28
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# https://github.com/python-versioneer/python-versioneer
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"""Git implementation of _version.py."""
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import errno
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import functools
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import os
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import re
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import subprocess
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import sys
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from typing import Callable, Dict
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def get_keywords():
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"""Get the keywords needed to look up the version information."""
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# these strings will be replaced by git during git-archive.
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# setup.py/versioneer.py will grep for the variable names, so they must
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# each be defined on a line of their own. _version.py will just call
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# get_keywords().
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git_refnames = '$Format:%d$'
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git_full = '$Format:%H$'
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git_date = '$Format:%ci$'
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keywords = {'refnames': git_refnames, 'full': git_full, 'date': git_date}
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return keywords
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class VersioneerConfig:
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"""Container for Versioneer configuration parameters."""
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def get_config():
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"""Create, populate and return the VersioneerConfig() object."""
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# these strings are filled in when 'setup.py versioneer' creates
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# _version.py
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cfg = VersioneerConfig()
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cfg.VCS = 'git'
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cfg.style = 'pep440'
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cfg.tag_prefix = ''
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cfg.parentdir_prefix = ''
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cfg.versionfile_source = 'mipa/_version.py'
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cfg.verbose = False
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return cfg
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class NotThisMethod(Exception):
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"""Exception raised if a method is not valid for the current scenario."""
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LONG_VERSION_PY: Dict[str, str] = {}
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HANDLERS: Dict[str, Dict[str, Callable]] = {}
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def register_vcs_handler(vcs, method): # decorator
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"""Create decorator to mark a method as the handler of a VCS."""
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def decorate(f):
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"""Store f in HANDLERS[vcs][method]."""
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if vcs not in HANDLERS:
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HANDLERS[vcs] = {}
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HANDLERS[vcs][method] = f
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return f
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return decorate
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def run_command(
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commands, args, cwd=None, verbose=False, hide_stderr=False, env=None
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):
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"""Call the given command(s)."""
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assert isinstance(commands, list)
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process = None
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popen_kwargs = {}
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if sys.platform == 'win32':
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# This hides the console window if pythonw.exe is used
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startupinfo = subprocess.STARTUPINFO()
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startupinfo.dwFlags |= subprocess.STARTF_USESHOWWINDOW
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popen_kwargs['startupinfo'] = startupinfo
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for command in commands:
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try:
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dispcmd = str([command] + args)
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# remember shell=False, so use git.cmd on windows, not just git
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process = subprocess.Popen(
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[command] + args,
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cwd=cwd,
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env=env,
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stdout=subprocess.PIPE,
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stderr=(subprocess.PIPE if hide_stderr else None),
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**popen_kwargs,
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)
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break
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except OSError:
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e = sys.exc_info()[1]
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if e.errno == errno.ENOENT:
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continue
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if verbose:
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print('unable to run %s' % dispcmd)
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print(e)
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return None, None
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else:
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if verbose:
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print('unable to find command, tried %s' % (commands,))
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return None, None
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stdout = process.communicate()[0].strip().decode()
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if process.returncode != 0:
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if verbose:
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print('unable to run %s (error)' % dispcmd)
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print('stdout was %s' % stdout)
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return None, process.returncode
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return stdout, process.returncode
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def versions_from_parentdir(parentdir_prefix, root, verbose):
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"""Try to determine the version from the parent directory name.
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Source tarballs conventionally unpack into a directory that includes both
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the project name and a version string. We will also support searching up
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two directory levels for an appropriately named parent directory
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"""
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rootdirs = []
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for _ in range(3):
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dirname = os.path.basename(root)
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if dirname.startswith(parentdir_prefix):
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return {
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'version': dirname[len(parentdir_prefix) :],
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'full-revisionid': None,
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'dirty': False,
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'error': None,
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'date': None,
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}
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rootdirs.append(root)
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root = os.path.dirname(root) # up a level
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if verbose:
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print(
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'Tried directories %s but none started with prefix %s'
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% (str(rootdirs), parentdir_prefix)
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)
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raise NotThisMethod("rootdir doesn't start with parentdir_prefix")
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@register_vcs_handler('git', 'get_keywords')
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def git_get_keywords(versionfile_abs):
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"""Extract version information from the given file."""
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# the code embedded in _version.py can just fetch the value of these
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# keywords. When used from setup.py, we don't want to import _version.py,
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# so we do it with a regexp instead. This function is not used from
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# _version.py.
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keywords = {}
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try:
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with open(versionfile_abs, 'r') as fobj:
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for line in fobj:
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if line.strip().startswith('git_refnames ='):
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mo = re.search(r'=\s*"(.*)"', line)
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if mo:
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keywords['refnames'] = mo.group(1)
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if line.strip().startswith('git_full ='):
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mo = re.search(r'=\s*"(.*)"', line)
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if mo:
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keywords['full'] = mo.group(1)
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if line.strip().startswith('git_date ='):
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mo = re.search(r'=\s*"(.*)"', line)
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if mo:
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keywords['date'] = mo.group(1)
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except OSError:
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pass
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return keywords
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@register_vcs_handler('git', 'keywords')
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def git_versions_from_keywords(keywords, tag_prefix, verbose):
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"""Get version information from git keywords."""
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if 'refnames' not in keywords:
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raise NotThisMethod('Short version file found')
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date = keywords.get('date')
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if date is not None:
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# Use only the last line. Previous lines may contain GPG signature
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# information.
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date = date.splitlines()[-1]
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# git-2.2.0 added "%cI", which expands to an ISO-8601 -compliant
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# datestamp. However we prefer "%ci" (which expands to an "ISO-8601
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# -like" string, which we must then edit to make compliant), because
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# it's been around since git-1.5.3, and it's too difficult to
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# discover which version we're using, or to work around using an
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# older one.
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date = date.strip().replace(' ', 'T', 1).replace(' ', '', 1)
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refnames = keywords['refnames'].strip()
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if refnames.startswith('$Format'):
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if verbose:
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print('keywords are unexpanded, not using')
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raise NotThisMethod('unexpanded keywords, not a git-archive tarball')
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refs = {r.strip() for r in refnames.strip('()').split(',')}
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# starting in git-1.8.3, tags are listed as "tag: foo-1.0" instead of
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# just "foo-1.0". If we see a "tag: " prefix, prefer those.
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TAG = 'tag: '
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tags = {r[len(TAG) :] for r in refs if r.startswith(TAG)}
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if not tags:
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# Either we're using git < 1.8.3, or there really are no tags. We use
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# a heuristic: assume all version tags have a digit. The old git %d
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# expansion behaves like git log --decorate=short and strips out the
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# refs/heads/ and refs/tags/ prefixes that would let us distinguish
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# between branches and tags. By ignoring refnames without digits, we
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# filter out many common branch names like "release" and
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# "stabilization", as well as "HEAD" and "master".
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tags = {r for r in refs if re.search(r'\d', r)}
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if verbose:
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print("discarding '%s', no digits" % ','.join(refs - tags))
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if verbose:
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print('likely tags: %s' % ','.join(sorted(tags)))
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for ref in sorted(tags):
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# sorting will prefer e.g. "2.0" over "2.0rc1"
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if ref.startswith(tag_prefix):
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r = ref[len(tag_prefix) :]
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# Filter out refs that exactly match prefix or that don't start
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# with a number once the prefix is stripped (mostly a concern
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# when prefix is '')
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if not re.match(r'\d', r):
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continue
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if verbose:
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print('picking %s' % r)
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return {
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'version': r,
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'full-revisionid': keywords['full'].strip(),
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'dirty': False,
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'error': None,
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'date': date,
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}
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# no suitable tags, so version is "0+unknown", but full hex is still there
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if verbose:
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print('no suitable tags, using unknown + full revision id')
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return {
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'version': '0+unknown',
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'full-revisionid': keywords['full'].strip(),
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'dirty': False,
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'error': 'no suitable tags',
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'date': None,
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}
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@register_vcs_handler('git', 'pieces_from_vcs')
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def git_pieces_from_vcs(tag_prefix, root, verbose, runner=run_command):
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"""Get version from 'git describe' in the root of the source tree.
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This only gets called if the git-archive 'subst' keywords were *not*
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expanded, and _version.py hasn't already been rewritten with a short
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version string, meaning we're inside a checked out source tree.
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"""
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GITS = ['git']
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if sys.platform == 'win32':
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GITS = ['git.cmd', 'git.exe']
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# GIT_DIR can interfere with correct operation of Versioneer.
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# It may be intended to be passed to the Versioneer-versioned project,
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# but that should not change where we get our version from.
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env = os.environ.copy()
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env.pop('GIT_DIR', None)
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runner = functools.partial(runner, env=env)
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_, rc = runner(
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GITS, ['rev-parse', '--git-dir'], cwd=root, hide_stderr=not verbose
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)
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if rc != 0:
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if verbose:
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print('Directory %s not under git control' % root)
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raise NotThisMethod("'git rev-parse --git-dir' returned error")
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# if there is a tag matching tag_prefix, this yields TAG-NUM-gHEX[-dirty]
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# if there isn't one, this yields HEX[-dirty] (no NUM)
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describe_out, rc = runner(
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GITS,
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[
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'describe',
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'--tags',
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'--dirty',
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'--always',
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'--long',
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'--match',
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f'{tag_prefix}[[:digit:]]*',
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],
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cwd=root,
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)
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# --long was added in git-1.5.5
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if describe_out is None:
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raise NotThisMethod("'git describe' failed")
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describe_out = describe_out.strip()
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full_out, rc = runner(GITS, ['rev-parse', 'HEAD'], cwd=root)
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if full_out is None:
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raise NotThisMethod("'git rev-parse' failed")
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full_out = full_out.strip()
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pieces = {}
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pieces['long'] = full_out
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pieces['short'] = full_out[:7] # maybe improved later
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pieces['error'] = None
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branch_name, rc = runner(
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GITS, ['rev-parse', '--abbrev-ref', 'HEAD'], cwd=root
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)
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# --abbrev-ref was added in git-1.6.3
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if rc != 0 or branch_name is None:
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raise NotThisMethod("'git rev-parse --abbrev-ref' returned error")
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branch_name = branch_name.strip()
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if branch_name == 'HEAD':
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# If we aren't exactly on a branch, pick a branch which represents
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# the current commit. If all else fails, we are on a branchless
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# commit.
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branches, rc = runner(GITS, ['branch', '--contains'], cwd=root)
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# --contains was added in git-1.5.4
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if rc != 0 or branches is None:
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raise NotThisMethod("'git branch --contains' returned error")
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branches = branches.split('\n')
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# Remove the first line if we're running detached
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if '(' in branches[0]:
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branches.pop(0)
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# Strip off the leading "* " from the list of branches.
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branches = [branch[2:] for branch in branches]
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if 'master' in branches:
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branch_name = 'master'
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elif not branches:
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branch_name = None
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else:
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# Pick the first branch that is returned. Good or bad.
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branch_name = branches[0]
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pieces['branch'] = branch_name
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# parse describe_out. It will be like TAG-NUM-gHEX[-dirty] or HEX[-dirty]
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# TAG might have hyphens.
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git_describe = describe_out
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# look for -dirty suffix
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dirty = git_describe.endswith('-dirty')
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pieces['dirty'] = dirty
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if dirty:
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git_describe = git_describe[: git_describe.rindex('-dirty')]
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# now we have TAG-NUM-gHEX or HEX
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if '-' in git_describe:
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# TAG-NUM-gHEX
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mo = re.search(r'^(.+)-(\d+)-g([0-9a-f]+)$', git_describe)
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if not mo:
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# unparsable. Maybe git-describe is misbehaving?
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pieces['error'] = (
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"unable to parse git-describe output: '%s'" % describe_out
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)
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return pieces
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# tag
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full_tag = mo.group(1)
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if not full_tag.startswith(tag_prefix):
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if verbose:
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fmt = "tag '%s' doesn't start with prefix '%s'"
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print(fmt % (full_tag, tag_prefix))
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pieces['error'] = "tag '%s' doesn't start with prefix '%s'" % (
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full_tag,
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tag_prefix,
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)
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return pieces
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pieces['closest-tag'] = full_tag[len(tag_prefix) :]
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# distance: number of commits since tag
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pieces['distance'] = int(mo.group(2))
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# commit: short hex revision ID
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pieces['short'] = mo.group(3)
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else:
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# HEX: no tags
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pieces['closest-tag'] = None
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out, rc = runner(GITS, ['rev-list', 'HEAD', '--left-right'], cwd=root)
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pieces['distance'] = len(out.split()) # total number of commits
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# commit date: see ISO-8601 comment in git_versions_from_keywords()
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date = runner(GITS, ['show', '-s', '--format=%ci', 'HEAD'], cwd=root)[
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0
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].strip()
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# Use only the last line. Previous lines may contain GPG signature
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# information.
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date = date.splitlines()[-1]
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pieces['date'] = date.strip().replace(' ', 'T', 1).replace(' ', '', 1)
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return pieces
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def plus_or_dot(pieces):
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"""Return a + if we don't already have one, else return a ."""
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if '+' in pieces.get('closest-tag', ''):
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return '.'
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return '+'
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def render_pep440(pieces):
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"""Build up version string, with post-release "local version identifier".
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Our goal: TAG[+DISTANCE.gHEX[.dirty]] . Note that if you
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get a tagged build and then dirty it, you'll get TAG+0.gHEX.dirty
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Exceptions:
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1: no tags. git_describe was just HEX. 0+untagged.DISTANCE.gHEX[.dirty]
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"""
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if pieces['closest-tag']:
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rendered = pieces['closest-tag']
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if pieces['distance'] or pieces['dirty']:
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rendered += plus_or_dot(pieces)
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rendered += '%d.g%s' % (pieces['distance'], pieces['short'])
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if pieces['dirty']:
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rendered += '.dirty'
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else:
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# exception #1
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rendered = '0+untagged.%d.g%s' % (pieces['distance'], pieces['short'])
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if pieces['dirty']:
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rendered += '.dirty'
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return rendered
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def render_pep440_branch(pieces):
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"""TAG[[.dev0]+DISTANCE.gHEX[.dirty]] .
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The ".dev0" means not master branch. Note that .dev0 sorts backwards
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(a feature branch will appear "older" than the master branch).
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Exceptions:
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1: no tags. 0[.dev0]+untagged.DISTANCE.gHEX[.dirty]
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"""
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if pieces['closest-tag']:
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rendered = pieces['closest-tag']
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if pieces['distance'] or pieces['dirty']:
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if pieces['branch'] != 'master':
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rendered += '.dev0'
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rendered += plus_or_dot(pieces)
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rendered += '%d.g%s' % (pieces['distance'], pieces['short'])
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if pieces['dirty']:
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rendered += '.dirty'
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else:
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# exception #1
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rendered = '0'
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if pieces['branch'] != 'master':
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rendered += '.dev0'
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rendered += '+untagged.%d.g%s' % (pieces['distance'], pieces['short'])
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if pieces['dirty']:
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rendered += '.dirty'
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return rendered
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def pep440_split_post(ver):
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"""Split pep440 version string at the post-release segment.
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Returns the release segments before the post-release and the
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post-release version number (or -1 if no post-release segment is present).
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"""
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vc = str.split(ver, '.post')
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return vc[0], int(vc[1] or 0) if len(vc) == 2 else None
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def render_pep440_pre(pieces):
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"""TAG[.postN.devDISTANCE] -- No -dirty.
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Exceptions:
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1: no tags. 0.post0.devDISTANCE
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"""
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if pieces['closest-tag']:
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if pieces['distance']:
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# update the post release segment
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tag_version, post_version = pep440_split_post(
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pieces['closest-tag']
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)
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rendered = tag_version
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if post_version is not None:
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rendered += '.post%d.dev%d' % (
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post_version + 1,
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pieces['distance'],
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)
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else:
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rendered += '.post0.dev%d' % (pieces['distance'])
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else:
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# no commits, use the tag as the version
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rendered = pieces['closest-tag']
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else:
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# exception #1
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rendered = '0.post0.dev%d' % pieces['distance']
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return rendered
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def render_pep440_post(pieces):
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"""TAG[.postDISTANCE[.dev0]+gHEX] .
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The ".dev0" means dirty. Note that .dev0 sorts backwards
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(a dirty tree will appear "older" than the corresponding clean one),
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but you shouldn't be releasing software with -dirty anyways.
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|
|
Exceptions:
|
|
1: no tags. 0.postDISTANCE[.dev0]
|
|
"""
|
|
if pieces['closest-tag']:
|
|
rendered = pieces['closest-tag']
|
|
if pieces['distance'] or pieces['dirty']:
|
|
rendered += '.post%d' % pieces['distance']
|
|
if pieces['dirty']:
|
|
rendered += '.dev0'
|
|
rendered += plus_or_dot(pieces)
|
|
rendered += 'g%s' % pieces['short']
|
|
else:
|
|
# exception #1
|
|
rendered = '0.post%d' % pieces['distance']
|
|
if pieces['dirty']:
|
|
rendered += '.dev0'
|
|
rendered += '+g%s' % pieces['short']
|
|
return rendered
|
|
|
|
|
|
def render_pep440_post_branch(pieces):
|
|
"""TAG[.postDISTANCE[.dev0]+gHEX[.dirty]] .
|
|
|
|
The ".dev0" means not master branch.
|
|
|
|
Exceptions:
|
|
1: no tags. 0.postDISTANCE[.dev0]+gHEX[.dirty]
|
|
"""
|
|
if pieces['closest-tag']:
|
|
rendered = pieces['closest-tag']
|
|
if pieces['distance'] or pieces['dirty']:
|
|
rendered += '.post%d' % pieces['distance']
|
|
if pieces['branch'] != 'master':
|
|
rendered += '.dev0'
|
|
rendered += plus_or_dot(pieces)
|
|
rendered += 'g%s' % pieces['short']
|
|
if pieces['dirty']:
|
|
rendered += '.dirty'
|
|
else:
|
|
# exception #1
|
|
rendered = '0.post%d' % pieces['distance']
|
|
if pieces['branch'] != 'master':
|
|
rendered += '.dev0'
|
|
rendered += '+g%s' % pieces['short']
|
|
if pieces['dirty']:
|
|
rendered += '.dirty'
|
|
return rendered
|
|
|
|
|
|
def render_pep440_old(pieces):
|
|
"""TAG[.postDISTANCE[.dev0]] .
|
|
|
|
The ".dev0" means dirty.
|
|
|
|
Exceptions:
|
|
1: no tags. 0.postDISTANCE[.dev0]
|
|
"""
|
|
if pieces['closest-tag']:
|
|
rendered = pieces['closest-tag']
|
|
if pieces['distance'] or pieces['dirty']:
|
|
rendered += '.post%d' % pieces['distance']
|
|
if pieces['dirty']:
|
|
rendered += '.dev0'
|
|
else:
|
|
# exception #1
|
|
rendered = '0.post%d' % pieces['distance']
|
|
if pieces['dirty']:
|
|
rendered += '.dev0'
|
|
return rendered
|
|
|
|
|
|
def render_git_describe(pieces):
|
|
"""TAG[-DISTANCE-gHEX][-dirty].
|
|
|
|
Like 'git describe --tags --dirty --always'.
|
|
|
|
Exceptions:
|
|
1: no tags. HEX[-dirty] (note: no 'g' prefix)
|
|
"""
|
|
if pieces['closest-tag']:
|
|
rendered = pieces['closest-tag']
|
|
if pieces['distance']:
|
|
rendered += '-%d-g%s' % (pieces['distance'], pieces['short'])
|
|
else:
|
|
# exception #1
|
|
rendered = pieces['short']
|
|
if pieces['dirty']:
|
|
rendered += '-dirty'
|
|
return rendered
|
|
|
|
|
|
def render_git_describe_long(pieces):
|
|
"""TAG-DISTANCE-gHEX[-dirty].
|
|
|
|
Like 'git describe --tags --dirty --always -long'.
|
|
The distance/hash is unconditional.
|
|
|
|
Exceptions:
|
|
1: no tags. HEX[-dirty] (note: no 'g' prefix)
|
|
"""
|
|
if pieces['closest-tag']:
|
|
rendered = pieces['closest-tag']
|
|
rendered += '-%d-g%s' % (pieces['distance'], pieces['short'])
|
|
else:
|
|
# exception #1
|
|
rendered = pieces['short']
|
|
if pieces['dirty']:
|
|
rendered += '-dirty'
|
|
return rendered
|
|
|
|
|
|
def render(pieces, style):
|
|
"""Render the given version pieces into the requested style."""
|
|
if pieces['error']:
|
|
return {
|
|
'version': 'unknown',
|
|
'full-revisionid': pieces.get('long'),
|
|
'dirty': None,
|
|
'error': pieces['error'],
|
|
'date': None,
|
|
}
|
|
|
|
if not style or style == 'default':
|
|
style = 'pep440' # the default
|
|
|
|
if style == 'pep440':
|
|
rendered = render_pep440(pieces)
|
|
elif style == 'pep440-branch':
|
|
rendered = render_pep440_branch(pieces)
|
|
elif style == 'pep440-pre':
|
|
rendered = render_pep440_pre(pieces)
|
|
elif style == 'pep440-post':
|
|
rendered = render_pep440_post(pieces)
|
|
elif style == 'pep440-post-branch':
|
|
rendered = render_pep440_post_branch(pieces)
|
|
elif style == 'pep440-old':
|
|
rendered = render_pep440_old(pieces)
|
|
elif style == 'git-describe':
|
|
rendered = render_git_describe(pieces)
|
|
elif style == 'git-describe-long':
|
|
rendered = render_git_describe_long(pieces)
|
|
else:
|
|
raise ValueError("unknown style '%s'" % style)
|
|
|
|
return {
|
|
'version': rendered,
|
|
'full-revisionid': pieces['long'],
|
|
'dirty': pieces['dirty'],
|
|
'error': None,
|
|
'date': pieces.get('date'),
|
|
}
|
|
|
|
|
|
def get_versions():
|
|
"""Get version information or return default if unable to do so."""
|
|
# I am in _version.py, which lives at ROOT/VERSIONFILE_SOURCE. If we have
|
|
# __file__, we can work backwards from there to the root. Some
|
|
# py2exe/bbfreeze/non-CPython implementations don't do __file__, in which
|
|
# case we can only use expanded keywords.
|
|
|
|
cfg = get_config()
|
|
verbose = cfg.verbose
|
|
|
|
try:
|
|
return git_versions_from_keywords(
|
|
get_keywords(), cfg.tag_prefix, verbose
|
|
)
|
|
except NotThisMethod:
|
|
pass
|
|
|
|
try:
|
|
root = os.path.realpath(__file__)
|
|
# versionfile_source is the relative path from the top of the source
|
|
# tree (where the .git directory might live) to this file. Invert
|
|
# this to find the root from __file__.
|
|
for _ in cfg.versionfile_source.split('/'):
|
|
root = os.path.dirname(root)
|
|
except NameError:
|
|
return {
|
|
'version': '0+unknown',
|
|
'full-revisionid': None,
|
|
'dirty': None,
|
|
'error': 'unable to find root of source tree',
|
|
'date': None,
|
|
}
|
|
|
|
try:
|
|
pieces = git_pieces_from_vcs(cfg.tag_prefix, root, verbose)
|
|
return render(pieces, cfg.style)
|
|
except NotThisMethod:
|
|
pass
|
|
|
|
try:
|
|
if cfg.parentdir_prefix:
|
|
return versions_from_parentdir(cfg.parentdir_prefix, root, verbose)
|
|
except NotThisMethod:
|
|
pass
|
|
|
|
return {
|
|
'version': '0+unknown',
|
|
'full-revisionid': None,
|
|
'dirty': None,
|
|
'error': 'unable to compute version',
|
|
'date': None,
|
|
}
|