PowerToys/PythonHome/Lib/site-packages/setuptools/command/install_lib.py

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2014-07-10 23:57:08 +08:00
import distutils.command.install_lib as orig
import os
class install_lib(orig.install_lib):
"""Don't add compiled flags to filenames of non-Python files"""
def run(self):
self.build()
outfiles = self.install()
if outfiles is not None:
# always compile, in case we have any extension stubs to deal with
self.byte_compile(outfiles)
def get_exclusions(self):
exclude = {}
nsp = self.distribution.namespace_packages
svem = (nsp and self.get_finalized_command('install')
.single_version_externally_managed)
if svem:
for pkg in nsp:
parts = pkg.split('.')
while parts:
pkgdir = os.path.join(self.install_dir, *parts)
for f in '__init__.py', '__init__.pyc', '__init__.pyo':
exclude[os.path.join(pkgdir, f)] = 1
parts.pop()
return exclude
def copy_tree(
self, infile, outfile,
preserve_mode=1, preserve_times=1, preserve_symlinks=0, level=1
):
assert preserve_mode and preserve_times and not preserve_symlinks
exclude = self.get_exclusions()
if not exclude:
return orig.install_lib.copy_tree(self, infile, outfile)
# Exclude namespace package __init__.py* files from the output
from setuptools.archive_util import unpack_directory
from distutils import log
outfiles = []
def pf(src, dst):
if dst in exclude:
log.warn("Skipping installation of %s (namespace package)",
dst)
return False
log.info("copying %s -> %s", src, os.path.dirname(dst))
outfiles.append(dst)
return dst
unpack_directory(infile, outfile, pf)
return outfiles
def get_outputs(self):
outputs = orig.install_lib.get_outputs(self)
exclude = self.get_exclusions()
if exclude:
return [f for f in outputs if f not in exclude]
return outputs