Modify docstrings to match PEP257

homeassistant/components/automation/sun.py

@@ -1,6 +1,4 @@
 """
-homeassistant.components.automation.sun
-~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 Offers sun based automation rules.
 
 For more details about this automation rule, please refer to the documentation
@@ -29,7 +27,7 @@ _LOGGER = logging.getLogger(__name__)
 
 
 def trigger(hass, config, action):
-    """ Listen for events based on config. """
+    """Listen for events based on configuration."""
     event = config.get(CONF_EVENT)
 
     if event is None:
@@ -55,7 +53,7 @@ def trigger(hass, config, action):
 
 
 def if_action(hass, config):
-    """ Wraps action method with sun based condition. """
+    """Wraps action method with sun based condition."""
     before = config.get(CONF_BEFORE)
     after = config.get(CONF_AFTER)
 
@@ -106,8 +104,7 @@ def if_action(hass, config):
             return sun.next_setting(hass) + after_offset
 
     def time_if():
-        """ Validate time based if-condition """
-
+        """Validate time based if-condition."""
         now = dt_util.now()
         before = before_func()
         after = after_func()
@@ -126,6 +123,7 @@ def if_action(hass, config):
 
 
 def _parse_offset(raw_offset):
+    """Parse the offset."""
     if raw_offset is None:
         return timedelta(0)