helper_inbox pylint fixes

src/helper_inbox.py

@@ -1,7 +1,7 @@
 """Helper Inbox performs inbox messages related operations"""
 
-from helper_sql import sqlExecute, sqlQuery
 import queues
+from helper_sql import sqlExecute, sqlQuery
 
 
 def insert(t):
@@ -13,11 +13,13 @@ def insert(t):
 
 
 def trash(msgid):
+    """Mark a message in the `inbox` as `trash`"""
     sqlExecute('''UPDATE inbox SET folder='trash' WHERE msgid=?''', msgid)
     queues.UISignalQueue.put(('removeInboxRowByMsgid', msgid))
 
 
 def isMessageAlreadyInInbox(sigHash):
+    """Check for previous instances of this message"""
     queryReturn = sqlQuery(
         '''SELECT COUNT(*) FROM inbox WHERE sighash=?''', sigHash)
     return queryReturn[0][0] != 0