/usr/lib/python2.7/dist-packages/setuptools_scm/version.py is in python-setuptools-scm 1.15.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 | from __future__ import print_function
import datetime
import re
from .utils import trace
from pkg_resources import iter_entry_points
from distutils import log
try:
from pkg_resources import parse_version, SetuptoolsVersion
except ImportError as e:
parse_version = SetuptoolsVersion = None
def _warn_if_setuptools_outdated():
if parse_version is None:
log.warn("your setuptools is too old (<12)")
log.warn("setuptools_scm functionality is degraded")
def callable_or_entrypoint(group, callable_or_name):
trace('ep', (group, callable_or_name))
if isinstance(callable_or_name, str):
for ep in iter_entry_points(group, callable_or_name):
return ep.load()
else:
return callable_or_name
def tag_to_version(tag):
trace('tag', tag)
# lstrip the v because of py2/py3 differences in setuptools
# also required for old versions of setuptools
version = tag.rsplit('-', 1)[-1].lstrip('v')
if parse_version is None:
return version
version = parse_version(version)
trace('version', repr(version))
if isinstance(version, SetuptoolsVersion):
return version
def tags_to_versions(tags):
versions = map(tag_to_version, tags)
return [v for v in versions if v is not None]
class ScmVersion(object):
def __init__(self, tag_version,
distance=None, node=None, dirty=False,
**kw):
self.tag = tag_version
if dirty and distance is None:
distance = 0
self.distance = distance
self.node = node
self.time = datetime.datetime.now()
self.extra = kw
self.dirty = dirty
@property
def exact(self):
return self.distance is None
def __repr__(self):
return self.format_with(
'<ScmVersion {tag} d={distance}'
' n={node} d={dirty} x={extra}>')
def format_with(self, fmt):
return fmt.format(
time=self.time,
tag=self.tag, distance=self.distance,
node=self.node, dirty=self.dirty, extra=self.extra)
def format_choice(self, clean_format, dirty_format):
return self.format_with(dirty_format if self.dirty else clean_format)
def meta(tag, distance=None, dirty=False, node=None, **kw):
if SetuptoolsVersion is None or not isinstance(tag, SetuptoolsVersion):
tag = tag_to_version(tag)
trace('version', tag)
assert tag is not None, 'cant parse version %s' % tag
return ScmVersion(tag, distance, node, dirty, **kw)
def guess_next_version(tag_version, distance):
version = str(tag_version)
if '.dev' in version:
prefix, tail = version.rsplit('.dev', 1)
assert tail == '0', 'own dev numbers are unsupported'
return '%s.dev%s' % (prefix, distance)
else:
prefix, tail = re.match('(.*?)(\d+)$', version).groups()
return '%s%d.dev%s' % (prefix, int(tail) + 1, distance)
def guess_next_dev_version(version):
if version.exact:
return version.format_with("{tag}")
else:
return guess_next_version(version.tag, version.distance)
def get_local_node_and_date(version):
if version.exact or version.node is None:
return version.format_choice("", "+d{time:%Y%m%d}")
else:
return version.format_choice("+n{node}", "+n{node}.d{time:%Y%m%d}")
def get_local_dirty_tag(version):
return version.format_choice('', '+dirty')
def postrelease_version(version):
if version.exact:
return version.format_with('{tag}')
else:
return version.format_with('{tag}.post{distance}')
def format_version(version, **config):
trace('scm version', version)
trace('config', config)
version_scheme = callable_or_entrypoint(
'setuptools_scm.version_scheme', config['version_scheme'])
local_scheme = callable_or_entrypoint(
'setuptools_scm.local_scheme', config['local_scheme'])
main_version = version_scheme(version)
trace('version', main_version)
local_version = local_scheme(version)
trace('local_version', local_version)
return version_scheme(version) + local_scheme(version)
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