docs: def _GetAuthToken(self, email, password):
  		"""Uses ClientLogin to authenticate the user, returning an auth token.
  
  		Args:
  			email:    The user's email address
  			password: The user's password
  
  		Raises:
  			ClientLoginError: If there was an error authenticating with ClientLogin.
  			HTTPError: If there was some other form of HTTP error.
  
  		Returns:
  			The authentication token returned by ClientLogin.
  		"""
  		account_type = "GOOGLE"
  		if self.host.endswith(".google.com") and not force_google_account:
  			# Needed for use inside Google.
  			account_type = "HOSTED"
  		req = self._CreateRequest(
  				url="https://www.google.com/accounts/ClientLogin",
  				data=urllib.urlencode({
  						"Email": email,
  						"Passwd": password,
  						"service": "ah",
  						"source": "rietveld-codereview-upload",
  						"accountType": account_type,
  				}),
  		)
  		try:
  			response = self.opener.open(req)
  			response_body = response.read()
  			response_dict = dict(x.split("=") for x in response_body.split("\n") if x)
  			return response_dict["Auth"]
  		except urllib2.HTTPError, e:
  			if e.code == 403:
  				body = e.read()
  				response_dict = dict(x.split("=", 1) for x in body.split("\n") if x)
  				raise ClientLoginError(req.get_full_url(), e.code, e.msg, e.headers, response_dict)
  			else:
  				raise