80 lines
2.3 KiB
Python
80 lines
2.3 KiB
Python
import datetime
|
|
import functools
|
|
import os
|
|
import subprocess
|
|
|
|
|
|
def get_version(version=None):
|
|
"""Return a PEP 440-compliant version number from VERSION."""
|
|
version = get_complete_version(version)
|
|
|
|
# Now build the two parts of the version number:
|
|
# main = X.Y[.Z]
|
|
# sub = .devN - for pre-alpha releases
|
|
# | {a|b|rc}N - for alpha, beta, and rc releases
|
|
|
|
main = get_main_version(version)
|
|
|
|
sub = ''
|
|
if version[3] == 'alpha' and version[4] == 0:
|
|
git_changeset = get_git_changeset()
|
|
if git_changeset:
|
|
sub = '.dev%s' % git_changeset
|
|
|
|
elif version[3] != 'final':
|
|
mapping = {'alpha': 'a', 'beta': 'b', 'rc': 'rc'}
|
|
sub = mapping[version[3]] + str(version[4])
|
|
|
|
return main + sub
|
|
|
|
|
|
def get_main_version(version=None):
|
|
"""Return main version (X.Y[.Z]) from VERSION."""
|
|
version = get_complete_version(version)
|
|
parts = 2 if version[2] == 0 else 3
|
|
return '.'.join(str(x) for x in version[:parts])
|
|
|
|
|
|
def get_complete_version(version=None):
|
|
"""
|
|
Return a tuple of the django version. If version argument is non-empty,
|
|
check for correctness of the tuple provided.
|
|
"""
|
|
if version is None:
|
|
from django import VERSION as version
|
|
else:
|
|
assert len(version) == 5
|
|
assert version[3] in ('alpha', 'beta', 'rc', 'final')
|
|
|
|
return version
|
|
|
|
|
|
def get_docs_version(version=None):
|
|
version = get_complete_version(version)
|
|
if version[3] != 'final':
|
|
return 'dev'
|
|
else:
|
|
return '%d.%d' % version[:2]
|
|
|
|
|
|
@functools.lru_cache()
|
|
def get_git_changeset():
|
|
"""Return a numeric identifier of the latest git changeset.
|
|
|
|
The result is the UTC timestamp of the changeset in YYYYMMDDHHMMSS format.
|
|
This value isn't guaranteed to be unique, but collisions are very unlikely,
|
|
so it's sufficient for generating the development version numbers.
|
|
"""
|
|
repo_dir = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
|
|
git_log = subprocess.Popen(
|
|
'git log --pretty=format:%ct --quiet -1 HEAD',
|
|
stdout=subprocess.PIPE, stderr=subprocess.PIPE,
|
|
shell=True, cwd=repo_dir, universal_newlines=True,
|
|
)
|
|
timestamp = git_log.communicate()[0]
|
|
try:
|
|
timestamp = datetime.datetime.utcfromtimestamp(int(timestamp))
|
|
except ValueError:
|
|
return None
|
|
return timestamp.strftime('%Y%m%d%H%M%S')
|