install_scripts.py 2.0 KB

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  1. import distutils.command.install_scripts as orig
  2. from pkg_resources import Distribution, PathMetadata, ensure_directory
  3. import os
  4. from distutils import log
  5. class install_scripts(orig.install_scripts):
  6. """Do normal script install, plus any egg_info wrapper scripts"""
  7. def initialize_options(self):
  8. orig.install_scripts.initialize_options(self)
  9. self.no_ep = False
  10. def run(self):
  11. from setuptools.command.easy_install import get_script_args
  12. from setuptools.command.easy_install import sys_executable
  13. self.run_command("egg_info")
  14. if self.distribution.scripts:
  15. orig.install_scripts.run(self) # run first to set up self.outfiles
  16. else:
  17. self.outfiles = []
  18. if self.no_ep:
  19. # don't install entry point scripts into .egg file!
  20. return
  21. ei_cmd = self.get_finalized_command("egg_info")
  22. dist = Distribution(
  23. ei_cmd.egg_base, PathMetadata(ei_cmd.egg_base, ei_cmd.egg_info),
  24. ei_cmd.egg_name, ei_cmd.egg_version,
  25. )
  26. bs_cmd = self.get_finalized_command('build_scripts')
  27. executable = getattr(bs_cmd,'executable',sys_executable)
  28. is_wininst = getattr(
  29. self.get_finalized_command("bdist_wininst"), '_is_running', False
  30. )
  31. for args in get_script_args(dist, executable, is_wininst):
  32. self.write_script(*args)
  33. def write_script(self, script_name, contents, mode="t", *ignored):
  34. """Write an executable file to the scripts directory"""
  35. from setuptools.command.easy_install import chmod, current_umask
  36. log.info("Installing %s script to %s", script_name, self.install_dir)
  37. target = os.path.join(self.install_dir, script_name)
  38. self.outfiles.append(target)
  39. mask = current_umask()
  40. if not self.dry_run:
  41. ensure_directory(target)
  42. f = open(target,"w"+mode)
  43. f.write(contents)
  44. f.close()
  45. chmod(target, 0o777-mask)