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"""update version string during build"""
#=============================================================================
# imports
#=============================================================================
from __future__ import with_statement
# core
import os
import re
import time
from distutils.dist import Distribution
# pkg
# local
__all__ = [
"stamp_source",
"stamp_distutils_output",
]
#=============================================================================
# helpers
#=============================================================================
def get_command_class(opts, name):
return opts['cmdclass'].get(name) or Distribution().get_command_class(name)
def stamp_source(base_dir, version, dry_run=False):
"""update version string in passlib dist"""
path = os.path.join(base_dir, "passlib", "__init__.py")
with open(path) as fh:
input = fh.read()
output, count = re.subn('(?m)^__version__\s*=.*$',
'__version__ = ' + repr(version),
input)
assert count == 1, "failed to replace version string"
if not dry_run:
os.unlink(path) # sdist likes to use hardlinks
with open(path, "w") as fh:
fh.write(output)
def stamp_distutils_output(opts, version):
# subclass buildpy to update version string in source
_build_py = get_command_class(opts, "build_py")
class build_py(_build_py):
def build_packages(self):
_build_py.build_packages(self)
stamp_source(self.build_lib, version, self.dry_run)
opts['cmdclass']['build_py'] = build_py
# subclass sdist to do same thing
_sdist = get_command_class(opts, "sdist")
class sdist(_sdist):
def make_release_tree(self, base_dir, files):
_sdist.make_release_tree(self, base_dir, files)
stamp_source(base_dir, version, self.dry_run)
opts['cmdclass']['sdist'] = sdist
#=============================================================================
# eof
#=============================================================================