Update null_telemetry_client.py
@@ -118,7 +118,7 @@ class NullTelemetryClient(BotTelemetryClient):
:param url: The actual URL for this request (to show in individual request instances).
:param success: True if the request ended in success, False otherwise.
:param start_time: the start time of the request. The value should look the same as the one returned \
- by :func:`datetime.isoformat` (defaults to: None)
+ by :func:`datetime.isoformat`. (defaults to: None)
:param duration: the number of milliseconds that this request lasted. (defaults to: None)
:param response_code: the response code that this request returned. (defaults to: None)
:param http_method: the HTTP method that triggered this request. (defaults to: None)
