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authorKali Kaneko <kali@leap.se>2016-04-01 17:33:26 -0400
committerKali Kaneko <kali@leap.se>2016-04-01 17:33:26 -0400
commit334fe8d2d38466ad309e1214d003f977f603dfb9 (patch)
tree0ba143d184a93315408c9338cf600bbf3f299e45 /src/leap/common/_version.py
parent9365e03b6490e0b86ddde0fe35854431bf17d94c (diff)
[pkg] update to versioneer 0.16
Diffstat (limited to 'src/leap/common/_version.py')
-rw-r--r--src/leap/common/_version.py541
1 files changed, 411 insertions, 130 deletions
diff --git a/src/leap/common/_version.py b/src/leap/common/_version.py
index de94ba8..e29d969 100644
--- a/src/leap/common/_version.py
+++ b/src/leap/common/_version.py
@@ -1,73 +1,157 @@
+
# This file helps to compute a version number in source trees obtained from
# git-archive tarball (such as those provided by githubs download-from-tag
-# feature). Distribution tarballs (build by setup.py sdist) and build
+# feature). Distribution tarballs (built by setup.py sdist) and build
# directories (produced by setup.py build) will contain a much shorter file
# that just contains the computed version number.
# This file is released into the public domain. Generated by
-# versioneer-0.7+ (https://github.com/warner/python-versioneer)
+# versioneer-0.16 (https://github.com/warner/python-versioneer)
-# these strings will be replaced by git during git-archive
+"""Git implementation of _version.py."""
+import errno
+import os
+import re
import subprocess
import sys
-import re
-import os.path
-IN_LONG_VERSION_PY = True
-git_refnames = "$Format:%d$"
-git_full = "$Format:%H$"
+def get_keywords():
+ """Get the keywords needed to look up the version information."""
+ # these strings will be replaced by git during git-archive.
+ # setup.py/versioneer.py will grep for the variable names, so they must
+ # each be defined on a line of their own. _version.py will just call
+ # get_keywords().
+ git_refnames = "$Format:%d$"
+ git_full = "$Format:%H$"
+ keywords = {"refnames": git_refnames, "full": git_full}
+ return keywords
-def run_command(args, cwd=None, verbose=False):
- try:
- # remember shell=False, so use git.cmd on windows, not just git
- p = subprocess.Popen(args, stdout=subprocess.PIPE, cwd=cwd)
- except EnvironmentError:
- e = sys.exc_info()[1]
+
+class VersioneerConfig:
+ """Container for Versioneer configuration parameters."""
+
+
+def get_config():
+ """Create, populate and return the VersioneerConfig() object."""
+ # these strings are filled in when 'setup.py versioneer' creates
+ # _version.py
+ cfg = VersioneerConfig()
+ cfg.VCS = "git"
+ cfg.style = "pep440"
+ cfg.tag_prefix = ""
+ cfg.parentdir_prefix = "None"
+ cfg.versionfile_source = "src/leap/common/_version.py"
+ cfg.verbose = False
+ return cfg
+
+
+class NotThisMethod(Exception):
+ """Exception raised if a method is not valid for the current scenario."""
+
+
+LONG_VERSION_PY = {}
+HANDLERS = {}
+
+
+def register_vcs_handler(vcs, method): # decorator
+ """Decorator to mark a method as the handler for a particular VCS."""
+ def decorate(f):
+ """Store f in HANDLERS[vcs][method]."""
+ if vcs not in HANDLERS:
+ HANDLERS[vcs] = {}
+ HANDLERS[vcs][method] = f
+ return f
+ return decorate
+
+
+def run_command(commands, args, cwd=None, verbose=False, hide_stderr=False):
+ """Call the given command(s)."""
+ assert isinstance(commands, list)
+ p = None
+ for c in commands:
+ try:
+ dispcmd = str([c] + args)
+ # remember shell=False, so use git.cmd on windows, not just git
+ p = subprocess.Popen([c] + args, cwd=cwd, stdout=subprocess.PIPE,
+ stderr=(subprocess.PIPE if hide_stderr
+ else None))
+ break
+ except EnvironmentError:
+ e = sys.exc_info()[1]
+ if e.errno == errno.ENOENT:
+ continue
+ if verbose:
+ print("unable to run %s" % dispcmd)
+ print(e)
+ return None
+ else:
if verbose:
- print("unable to run %s" % args[0])
- print(e)
+ print("unable to find command, tried %s" % (commands,))
return None
stdout = p.communicate()[0].strip()
- if sys.version >= '3':
+ if sys.version_info[0] >= 3:
stdout = stdout.decode()
if p.returncode != 0:
if verbose:
- print("unable to run %s (error)" % args[0])
+ print("unable to run %s (error)" % dispcmd)
return None
return stdout
-def get_expanded_variables(versionfile_source):
+def versions_from_parentdir(parentdir_prefix, root, verbose):
+ """Try to determine the version from the parent directory name.
+
+ Source tarballs conventionally unpack into a directory that includes
+ both the project name and a version string.
+ """
+ dirname = os.path.basename(root)
+ if not dirname.startswith(parentdir_prefix):
+ if verbose:
+ print("guessing rootdir is '%s', but '%s' doesn't start with "
+ "prefix '%s'" % (root, dirname, parentdir_prefix))
+ raise NotThisMethod("rootdir doesn't start with parentdir_prefix")
+ return {"version": dirname[len(parentdir_prefix):],
+ "full-revisionid": None,
+ "dirty": False, "error": None}
+
+
+@register_vcs_handler("git", "get_keywords")
+def git_get_keywords(versionfile_abs):
+ """Extract version information from the given file."""
# the code embedded in _version.py can just fetch the value of these
- # variables. When used from setup.py, we don't want to import
- # _version.py, so we do it with a regexp instead. This function is not
- # used from _version.py.
- variables = {}
+ # keywords. When used from setup.py, we don't want to import _version.py,
+ # so we do it with a regexp instead. This function is not used from
+ # _version.py.
+ keywords = {}
try:
- f = open(versionfile_source, "r")
+ f = open(versionfile_abs, "r")
for line in f.readlines():
if line.strip().startswith("git_refnames ="):
mo = re.search(r'=\s*"(.*)"', line)
if mo:
- variables["refnames"] = mo.group(1)
+ keywords["refnames"] = mo.group(1)
if line.strip().startswith("git_full ="):
mo = re.search(r'=\s*"(.*)"', line)
if mo:
- variables["full"] = mo.group(1)
+ keywords["full"] = mo.group(1)
f.close()
except EnvironmentError:
pass
- return variables
+ return keywords
-def versions_from_expanded_variables(variables, tag_prefix, verbose=False):
- refnames = variables["refnames"].strip()
+@register_vcs_handler("git", "keywords")
+def git_versions_from_keywords(keywords, tag_prefix, verbose):
+ """Get version information from git keywords."""
+ if not keywords:
+ raise NotThisMethod("no keywords at all, weird")
+ refnames = keywords["refnames"].strip()
if refnames.startswith("$Format"):
if verbose:
- print("variables are unexpanded, not using")
- return {} # unexpanded, so not in an unpacked git-archive tarball
+ print("keywords are unexpanded, not using")
+ raise NotThisMethod("unexpanded keywords, not a git-archive tarball")
refs = set([r.strip() for r in refnames.strip("()").split(",")])
# starting in git-1.8.3, tags are listed as "tag: foo-1.0" instead of
# just "foo-1.0". If we see a "tag: " prefix, prefer those.
@@ -83,7 +167,7 @@ def versions_from_expanded_variables(variables, tag_prefix, verbose=False):
# "stabilization", as well as "HEAD" and "master".
tags = set([r for r in refs if re.search(r'\d', r)])
if verbose:
- print("discarding '%s', no digits" % ",".join(refs - tags))
+ print("discarding '%s', no digits" % ",".join(refs-tags))
if verbose:
print("likely tags: %s" % ",".join(sorted(tags)))
for ref in sorted(tags):
@@ -93,111 +177,308 @@ def versions_from_expanded_variables(variables, tag_prefix, verbose=False):
if verbose:
print("picking %s" % r)
return {"version": r,
- "full": variables["full"].strip()}
- # no suitable tags, so we use the full revision id
+ "full-revisionid": keywords["full"].strip(),
+ "dirty": False, "error": None
+ }
+ # no suitable tags, so version is "0+unknown", but full hex is still there
if verbose:
- print("no suitable tags, using full revision id")
- return {"version": variables["full"].strip(),
- "full": variables["full"].strip()}
-
-
-def versions_from_vcs(tag_prefix, versionfile_source, verbose=False):
- # this runs 'git' from the root of the source tree. That either means
- # someone ran a setup.py command (and this code is in versioneer.py, so
- # IN_LONG_VERSION_PY=False, thus the containing directory is the root of
- # the source tree), or someone ran a project-specific entry point (and
- # this code is in _version.py, so IN_LONG_VERSION_PY=True, thus the
- # containing directory is somewhere deeper in the source tree). This only
- # gets called if the git-archive 'subst' variables were *not* expanded,
- # and _version.py hasn't already been rewritten with a short version
- # string, meaning we're inside a checked out source tree.
+ print("no suitable tags, using unknown + full revision id")
+ return {"version": "0+unknown",
+ "full-revisionid": keywords["full"].strip(),
+ "dirty": False, "error": "no suitable tags"}
- try:
- here = os.path.abspath(__file__)
- except NameError:
- # some py2exe/bbfreeze/non-CPython implementations don't do __file__
- return {} # not always correct
-
- # 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__.
- root = here
- if IN_LONG_VERSION_PY:
- for i in range(len(versionfile_source.split("/"))):
- root = os.path.dirname(root)
- else:
- root = os.path.dirname(here)
+
+@register_vcs_handler("git", "pieces_from_vcs")
+def git_pieces_from_vcs(tag_prefix, root, verbose, run_command=run_command):
+ """Get version from 'git describe' in the root of the source tree.
+
+ This only gets called if the git-archive 'subst' keywords were *not*
+ expanded, and _version.py hasn't already been rewritten with a short
+ version string, meaning we're inside a checked out source tree.
+ """
if not os.path.exists(os.path.join(root, ".git")):
if verbose:
print("no .git in %s" % root)
- return {}
+ raise NotThisMethod("no .git directory")
- GIT = "git"
+ GITS = ["git"]
if sys.platform == "win32":
- GIT = "git.cmd"
- stdout = run_command([GIT, "describe", "--tags", "--dirty", "--always"],
- cwd=root)
- if stdout is None:
- return {}
- if not stdout.startswith(tag_prefix):
- if verbose:
- print("tag '%s' doesn't start with prefix '%s'" % (stdout, tag_prefix))
- return {}
- tag = stdout[len(tag_prefix):]
- stdout = run_command([GIT, "rev-parse", "HEAD"], cwd=root)
- if stdout is None:
- return {}
- full = stdout.strip()
- if tag.endswith("-dirty"):
- full += "-dirty"
- return {"version": tag, "full": full}
-
-
-def versions_from_parentdir(parentdir_prefix, versionfile_source, verbose=False):
- if IN_LONG_VERSION_PY:
- # We're running from _version.py. If it's from a source tree
- # (execute-in-place), we can work upwards to find the root of the
- # tree, and then check the parent directory for a version string. If
- # it's in an installed application, there's no hope.
- try:
- here = os.path.abspath(__file__)
- except NameError:
- # py2exe/bbfreeze/non-CPython don't have __file__
- return {} # without __file__, we have no hope
+ GITS = ["git.cmd", "git.exe"]
+ # if there is a tag matching tag_prefix, this yields TAG-NUM-gHEX[-dirty]
+ # if there isn't one, this yields HEX[-dirty] (no NUM)
+ describe_out = run_command(GITS, ["describe", "--tags", "--dirty",
+ "--always", "--long",
+ "--match", "%s*" % tag_prefix],
+ cwd=root)
+ # --long was added in git-1.5.5
+ if describe_out is None:
+ raise NotThisMethod("'git describe' failed")
+ describe_out = describe_out.strip()
+ full_out = run_command(GITS, ["rev-parse", "HEAD"], cwd=root)
+ if full_out is None:
+ raise NotThisMethod("'git rev-parse' failed")
+ full_out = full_out.strip()
+
+ pieces = {}
+ pieces["long"] = full_out
+ pieces["short"] = full_out[:7] # maybe improved later
+ pieces["error"] = None
+
+ # parse describe_out. It will be like TAG-NUM-gHEX[-dirty] or HEX[-dirty]
+ # TAG might have hyphens.
+ git_describe = describe_out
+
+ # look for -dirty suffix
+ dirty = git_describe.endswith("-dirty")
+ pieces["dirty"] = dirty
+ if dirty:
+ git_describe = git_describe[:git_describe.rindex("-dirty")]
+
+ # now we have TAG-NUM-gHEX or HEX
+
+ if "-" in git_describe:
+ # TAG-NUM-gHEX
+ mo = re.search(r'^(.+)-(\d+)-g([0-9a-f]+)$', git_describe)
+ if not mo:
+ # unparseable. Maybe git-describe is misbehaving?
+ pieces["error"] = ("unable to parse git-describe output: '%s'"
+ % describe_out)
+ return pieces
+
+ # tag
+ full_tag = mo.group(1)
+ if not full_tag.startswith(tag_prefix):
+ if verbose:
+ fmt = "tag '%s' doesn't start with prefix '%s'"
+ print(fmt % (full_tag, tag_prefix))
+ pieces["error"] = ("tag '%s' doesn't start with prefix '%s'"
+ % (full_tag, tag_prefix))
+ return pieces
+ pieces["closest-tag"] = full_tag[len(tag_prefix):]
+
+ # distance: number of commits since tag
+ pieces["distance"] = int(mo.group(2))
+
+ # commit: short hex revision ID
+ pieces["short"] = mo.group(3)
+
+ else:
+ # HEX: no tags
+ pieces["closest-tag"] = None
+ count_out = run_command(GITS, ["rev-list", "HEAD", "--count"],
+ cwd=root)
+ pieces["distance"] = int(count_out) # total number of commits
+
+ return pieces
+
+
+def plus_or_dot(pieces):
+ """Return a + if we don't already have one, else return a ."""
+ if "+" in pieces.get("closest-tag", ""):
+ return "."
+ return "+"
+
+
+def render_pep440(pieces):
+ """Build up version string, with post-release "local version identifier".
+
+ Our goal: TAG[+DISTANCE.gHEX[.dirty]] . Note that if you
+ get a tagged build and then dirty it, you'll get TAG+0.gHEX.dirty
+
+ Exceptions:
+ 1: no tags. git_describe was just HEX. 0+untagged.DISTANCE.gHEX[.dirty]
+ """
+ if pieces["closest-tag"]:
+ rendered = pieces["closest-tag"]
+ if pieces["distance"] or pieces["dirty"]:
+ rendered += plus_or_dot(pieces)
+ rendered += "%d.g%s" % (pieces["distance"], pieces["short"])
+ if pieces["dirty"]:
+ rendered += ".dirty"
+ else:
+ # exception #1
+ rendered = "0+untagged.%d.g%s" % (pieces["distance"],
+ pieces["short"])
+ if pieces["dirty"]:
+ rendered += ".dirty"
+ return rendered
+
+
+def render_pep440_pre(pieces):
+ """TAG[.post.devDISTANCE] -- No -dirty.
+
+ Exceptions:
+ 1: no tags. 0.post.devDISTANCE
+ """
+ if pieces["closest-tag"]:
+ rendered = pieces["closest-tag"]
+ if pieces["distance"]:
+ rendered += ".post.dev%d" % pieces["distance"]
+ else:
+ # exception #1
+ rendered = "0.post.dev%d" % pieces["distance"]
+ return rendered
+
+
+def render_pep440_post(pieces):
+ """TAG[.postDISTANCE[.dev0]+gHEX] .
+
+ The ".dev0" means dirty. Note that .dev0 sorts backwards
+ (a dirty tree will appear "older" than the corresponding clean one),
+ but you shouldn't be releasing software with -dirty anyways.
+
+ 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_old(pieces):
+ """TAG[.postDISTANCE[.dev0]] .
+
+ The ".dev0" means dirty.
+
+ Eexceptions:
+ 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"]}
+
+ if not style or style == "default":
+ style = "pep440" # the default
+
+ if style == "pep440":
+ rendered = render_pep440(pieces)
+ elif style == "pep440-pre":
+ rendered = render_pep440_pre(pieces)
+ elif style == "pep440-post":
+ rendered = render_pep440_post(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}
+
+
+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 to _version.py. Invert this to find the root from __file__.
- root = here
- for i in range(len(versionfile_source.split("/"))):
+ # tree (where the .git directory might live) to this file. Invert
+ # this to find the root from __file__.
+ for i in cfg.versionfile_source.split('/'):
root = os.path.dirname(root)
- else:
- # we're running from versioneer.py, which means we're running from
- # the setup.py in a source tree. sys.argv[0] is setup.py in the root.
- here = os.path.abspath(sys.argv[0])
- root = os.path.dirname(here)
+ except NameError:
+ return {"version": "0+unknown", "full-revisionid": None,
+ "dirty": None,
+ "error": "unable to find root of source tree"}
- # Source tarballs conventionally unpack into a directory that includes
- # both the project name and a version string.
- dirname = os.path.basename(root)
- if not dirname.startswith(parentdir_prefix):
- if verbose:
- print("guessing rootdir is '%s', but '%s' doesn't start with prefix '%s'" %
- (root, dirname, parentdir_prefix))
- return None
- return {"version": dirname[len(parentdir_prefix):], "full": ""}
-
-tag_prefix = ""
-parentdir_prefix = "leap.common-"
-versionfile_source = "src/leap/common/_version.py"
-
-
-def get_versions(default={"version": "unknown", "full": ""}, verbose=False):
- variables = {"refnames": git_refnames, "full": git_full}
- ver = versions_from_expanded_variables(variables, tag_prefix, verbose)
- if not ver:
- ver = versions_from_vcs(tag_prefix, versionfile_source, verbose)
- if not ver:
- ver = versions_from_parentdir(parentdir_prefix, versionfile_source,
- verbose)
- if not ver:
- ver = default
- return ver
+ 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"}