code: def srcname(self):
          
          if self.rpm_name or self.name.startswith(('python-', 'Python-')):
              return self.name_convertor.base_name(self.rpm_name or self.name)
docs: Return srcname for the macro if the pypi name should be changed.
  
          Those cases are:
          - name was provided with -r option
          - pypi name is like python-<name>