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- """distutils.command.install_egg_info
- Implements the Distutils 'install_egg_info' command, for installing
- a package's PKG-INFO metadata."""
- from distutils.cmd import Command
- from distutils import log, dir_util
- import os, sys, re
- class install_egg_info(Command):
- """Install an .egg-info file for the package"""
- description = "Install package's PKG-INFO metadata as an .egg-info file"
- user_options = [
- ('install-dir=', 'd', "directory to install to"),
- ]
- def initialize_options(self):
- self.install_dir = None
- def finalize_options(self):
- self.set_undefined_options('install_lib',('install_dir','install_dir'))
- basename = "%s-%s-py%d.%d.egg-info" % (
- to_filename(safe_name(self.distribution.get_name())),
- to_filename(safe_version(self.distribution.get_version())),
- *sys.version_info[:2]
- )
- self.target = os.path.join(self.install_dir, basename)
- self.outputs = [self.target]
- def run(self):
- target = self.target
- if os.path.isdir(target) and not os.path.islink(target):
- dir_util.remove_tree(target, dry_run=self.dry_run)
- elif os.path.exists(target):
- self.execute(os.unlink,(self.target,),"Removing "+target)
- elif not os.path.isdir(self.install_dir):
- self.execute(os.makedirs, (self.install_dir,),
- "Creating "+self.install_dir)
- log.info("Writing %s", target)
- if not self.dry_run:
- with open(target, 'w', encoding='UTF-8') as f:
- self.distribution.metadata.write_pkg_file(f)
- def get_outputs(self):
- return self.outputs
- # The following routines are taken from setuptools' pkg_resources module and
- # can be replaced by importing them from pkg_resources once it is included
- # in the stdlib.
- def safe_name(name):
- """Convert an arbitrary string to a standard distribution name
- Any runs of non-alphanumeric/. characters are replaced with a single '-'.
- """
- return re.sub('[^A-Za-z0-9.]+', '-', name)
- def safe_version(version):
- """Convert an arbitrary string to a standard version string
- Spaces become dots, and all other non-alphanumeric characters become
- dashes, with runs of multiple dashes condensed to a single dash.
- """
- version = version.replace(' ','.')
- return re.sub('[^A-Za-z0-9.]+', '-', version)
- def to_filename(name):
- """Convert a project or version name to its filename-escaped form
- Any '-' characters are currently replaced with '_'.
- """
- return name.replace('-','_')
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