Change behavior of MysqlRedFam to be able to get instance without knowen fam_hash

mysqlred.py

@@ -203,38 +203,30 @@ SET `red_page_id` = ?, `heading` = ?, `beginning` = ?, `ending` = ?, \
 article0, article1, article2, article3, article4, article5, article6, \
 article7 ) VALUES ( ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? );'
     
-    def __init__( self, fam_hash ):
+    def __init__( self ):
         """
         Creates a new instance, runs __init__ of parent class
         """
         
         super().__init__( )
-        
-        self.__fam_hash = fam_hash
-        
-        self.data = self.get_fam()
     
     def __del__( self ):
         pass
     
-    def get_fam( self ):
+    def get_fam( self, fam_hash ):
         """
         Retrieves a red family row from MySQL-Database for given fam_hash
         
         @returns    dict     Dictionairy with data for given fam hash
                     False    if none found
         """
+        self.__fam_hash = fam_hash
         
         cursor = type( self ).connection.cursor( mysqldb.DictCursor )
         
         cursor.execute( 'SELECT * FROM `red_families` WHERE `fam_hash` = ?;',
-                        ( self.__fam_hash, ) )
-        res = cursor.fetchone()
-        
-        if res:
-            return res
-        else:
-            return False
+                        ( fam_hash, ) )
+        self.data = cursor.fetchone()
             
     def add_fam( self, articlesList, heading, red_page_id,
                  beginning, ending=None, status=0 ):