correct updateblockinfo docstring and format

src/coredb/blockmetadb/updateblockinfo.py

@@ -1,9 +1,12 @@
-'''
-    Onionr - Private P2P Communication
+"""Onionr - Private P2P Communication.
 
 Update block information in the metadata database by a field name
-'''
-'''
+"""
+import sqlite3
+
+from .. import dbfiles
+from etc import onionrvalues
+"""
     This program is free software: you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
     the Free Software Foundation, either version 3 of the License, or
@@ -16,30 +19,29 @@
 
     You should have received a copy of the GNU General Public License
     along with this program.  If not, see <https://www.gnu.org/licenses/>.
-'''
-import sqlite3
-from .. import dbfiles
-from etc import onionrvalues
+"""
+
+
 def update_block_info(hash, key, data):
-    '''
-        sets info associated with a block
+    """set info associated with a block
 
         hash         - the hash of a block
         dateReceived - the date the block was recieved, not necessarily when it was created
-        decrypted    - if we can successfully decrypt the block (does not describe its current state)
+        decrypted    - if we can successfully decrypt the block
         dataType     - data type of the block
         dataFound    - if the data has been found for the block
         dataSaved    - if the data has been saved for the block
-        sig    - optional signature by the author (not optional if author is specified)
-        author       - multi-round partial sha3-256 hash of authors public key
+        sig          - defunct
+        author       - defunct
         dateClaimed  - timestamp claimed inside the block, only as trustworthy as the block author is
         expire       - expire date for a block
-    '''
+    """
     if key not in ('dateReceived', 'decrypted', 'dataType', 'dataFound',
                    'dataSaved', 'sig', 'author', 'dateClaimed', 'expire'):
         raise ValueError('Key must be in the allowed list')
 
-    conn = sqlite3.connect(dbfiles.block_meta_db, timeout=onionrvalues.DATABASE_LOCK_TIMEOUT)
+    conn = sqlite3.connect(dbfiles.block_meta_db,
+                           timeout=onionrvalues.DATABASE_LOCK_TIMEOUT)
     c = conn.cursor()
     args = (data, hash)
     # Unfortunately, not really possible to prepare this statement