docs: def _call_process(self, method, *args, **kwargs):
  		"""Run the given git command with the specified arguments and return
  		the result as a String
  
  		:param method:
  			is the command. Contained "_" characters will be converted to dashes,
  			such as in 'ls_files' to call 'ls-files'.
  
  		:param args:
  			is the list of arguments. If None is included, it will be pruned.
  			This allows your commands to call git more conveniently as None
  			is realized as non-existent
  
  		:param kwargs:
  			is a dict of keyword arguments.
  			This function accepts the same optional keyword arguments
  			as execute().
  
  		``Examples``::
  			git.rev_list('master', max_count=10, header=True)
  
  		:return: Same as ``execute``"""
  		# Handle optional arguments prior to calling transform_kwargs
  		# otherwise these'll end up in args, which is bad.
  		_kwargs = dict()
  		for kwarg in execute_kwargs:
  			try:
  				_kwargs[kwarg] = kwargs.pop(kwarg)
  			except KeyError:
  				pass
  
  		# Prepare the argument list
  		opt_args = self.transform_kwargs(**kwargs)
  		
  		ext_args = self.__unpack_args([a for a in args if a is not None])
  		args = opt_args + ext_args
  
  		call = ["git", dashify(method)]
  		call.extend(args)
  
  		return self.execute(call, **_kwargs)