parameters: (self)
return_statement: return False
docstring: Empirically verify whether .pth files are supported in inst. dir
docstring_summary: Empirically verify whether .pth files are supported in inst. dir
docstring_tokens: Empirically verify whether . pth files are supported in inst . dir
function: def check_pth_processing(self):
          """Empirically verify whether .pth files are supported in inst. dir"""
          instdir = self.install_dir
          log.info("Checking .pth file support in %s", instdir)
          pth_file = self.pseudo_tempname() + ".pth"
          ok_file = pth_file + '.ok'
          ok_exists = os.path.exists(ok_file)
          tmpl = _one_liner("""
              import os
              f = open({ok_file!r}, 'w')
              f.write('OK')
              f.close()
              """) + '\n'
          try:
              if ok_exists:
                  os.unlink(ok_file)
              dirname = os.path.dirname(ok_file)
              pkg_resources.py31compat.makedirs(dirname, exist_ok=True)
              f = open(pth_file, 'w')
          except (OSError, IOError):
              self.cant_write_to_target()
          else:
              try:
                  f.write(tmpl.format(**locals()))
                  f.close()
                  f = None
                  executable = sys.executable
                  if os.name == 'nt':
                      dirname, basename = os.path.split(executable)
                      alt = os.path.join(dirname, 'pythonw.exe')
                      use_alt = (
                          basename.lower() == 'python.exe' and
                          os.path.exists(alt)
                      )
                      if use_alt:
                          # use pythonw.exe to avoid opening a console window
                          executable = alt
  
                  from distutils.spawn import spawn
  
                  spawn([executable, '-E', '-c', 'pass'], 0)
  
                  if os.path.exists(ok_file):
                      log.info(
                          "TEST PASSED: %s appears to support .pth files",
                          instdir
                      )
                      return True
              finally:
                  if f:
                      f.close()
                  if os.path.exists(ok_file):
                      os.unlink(ok_file)
                  if os.path.exists(pth_file):
                      os.unlink(pth_file)
          if not self.multi_version:
              log.warn("TEST FAILED: %s does NOT support .pth files", instdir)
          return False
function_tokens: def check_pth_processing ( self ) : instdir = self . install_dir log . info ( "Checking .pth file support in %s" , instdir ) pth_file = self . pseudo_tempname ( ) + ".pth" ok_file = pth_file + '.ok' ok_exists = os . path . exists ( ok_file ) tmpl = _one_liner ( """
              import os
              f = open({ok_file!r}, 'w')
              f.write('OK')
              f.close()
              """ ) + '\n' try : if ok_exists : os . unlink ( ok_file ) dirname = os . path . dirname ( ok_file ) pkg_resources . py31compat . makedirs ( dirname , exist_ok = True ) f = open ( pth_file , 'w' ) except ( OSError , IOError ) : self . cant_write_to_target ( ) else : try : f . write ( tmpl . format ( * * locals ( ) ) ) f . close ( ) f = None executable = sys . executable if os . name == 'nt' : dirname , basename = os . path . split ( executable ) alt = os . path . join ( dirname , 'pythonw.exe' ) use_alt = ( basename . lower ( ) == 'python.exe' and os . path . exists ( alt ) ) if use_alt : # use pythonw.exe to avoid opening a console window executable = alt from distutils . spawn import spawn spawn ( [ executable , '-E' , '-c' , 'pass' ] , 0 ) if os . path . exists ( ok_file ) : log . info ( "TEST PASSED: %s appears to support .pth files" , instdir ) return True finally : if f : f . close ( ) if os . path . exists ( ok_file ) : os . unlink ( ok_file ) if os . path . exists ( pth_file ) : os . unlink ( pth_file ) if not self . multi_version : log . warn ( "TEST FAILED: %s does NOT support .pth files" , instdir ) return False