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116 lines
3.8 KiB
Python
Executable file
116 lines
3.8 KiB
Python
Executable file
from setuptools.command.easy_install import easy_install
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from distutils.util import convert_path
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from pkg_resources import Distribution, PathMetadata, normalize_path
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from distutils import log
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from distutils.errors import *
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import sys, os
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class develop(easy_install):
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"""Set up package for development"""
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description = "install package in 'development mode'"
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user_options = easy_install.user_options + [
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("uninstall", "u", "Uninstall this source package"),
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]
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boolean_options = easy_install.boolean_options + ['uninstall']
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command_consumes_arguments = False # override base
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def run(self):
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if self.uninstall:
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self.multi_version = True
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self.uninstall_link()
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else:
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self.install_for_development()
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self.warn_deprecated_options()
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def initialize_options(self):
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self.uninstall = None
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easy_install.initialize_options(self)
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def finalize_options(self):
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ei = self.get_finalized_command("egg_info")
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if ei.broken_egg_info:
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raise DistutilsError(
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"Please rename %r to %r before using 'develop'"
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% (ei.egg_info, ei.broken_egg_info)
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)
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self.args = [ei.egg_name]
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easy_install.finalize_options(self)
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self.egg_link = os.path.join(self.install_dir, ei.egg_name+'.egg-link')
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self.egg_base = ei.egg_base
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self.egg_path = os.path.abspath(ei.egg_base)
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# Make a distribution for the package's source
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self.dist = Distribution(
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normalize_path(self.egg_path),
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PathMetadata(self.egg_path, os.path.abspath(ei.egg_info)),
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project_name = ei.egg_name
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)
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def install_for_development(self):
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# Ensure metadata is up-to-date
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self.run_command('egg_info')
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# Build extensions in-place
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self.reinitialize_command('build_ext', inplace=1)
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self.run_command('build_ext')
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self.install_site_py() # ensure that target dir is site-safe
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# create an .egg-link in the installation dir, pointing to our egg
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log.info("Creating %s (link to %s)", self.egg_link, self.egg_base)
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if not self.dry_run:
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f = open(self.egg_link,"w")
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f.write(self.egg_path)
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f.close()
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# postprocess the installed distro, fixing up .pth, installing scripts,
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# and handling requirements
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self.process_distribution(None, self.dist)
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def uninstall_link(self):
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if os.path.exists(self.egg_link):
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log.info("Removing %s (link to %s)", self.egg_link, self.egg_base)
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contents = [line.rstrip() for line in file(self.egg_link)]
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if contents != [self.egg_path]:
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log.warn("Link points to %s: uninstall aborted", contents)
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return
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if not self.dry_run:
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os.unlink(self.egg_link)
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if not self.dry_run:
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self.update_pth(self.dist) # remove any .pth link to us
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if self.distribution.scripts:
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# XXX should also check for entry point scripts!
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log.warn("Note: you must uninstall or replace scripts manually!")
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def install_egg_scripts(self, dist):
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if dist is not self.dist:
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# Installing a dependency, so fall back to normal behavior
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return easy_install.install_egg_scripts(self,dist)
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# create wrapper scripts in the script dir, pointing to dist.scripts
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# new-style...
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self.install_wrapper_scripts(dist)
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# ...and old-style
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for script_name in self.distribution.scripts or []:
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script_path = os.path.abspath(convert_path(script_name))
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script_name = os.path.basename(script_path)
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f = open(script_path,'rU')
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script_text = f.read()
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f.close()
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self.install_script(dist, script_name, script_text, script_path)
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