Removed infinit while loop from loadSql O.O

ih/statistics.py

@@ -219,9 +219,7 @@ class Stats:
             if os.path.isfile(f):
                 conn = self._openConnection(f)
                 headers = self._getHeaders("images", conn)
-                col_set = itertools.islice(headers, 500)
-                while col_set:
-                    cols = list(col_set)
+                for cols in (headers[pos:pos + size] for pos in xrange(0, len(headers), 500)):
                     for col in cols:
                         self._addColumn(col, "images")
                     result = conn.execute("select pegasusid," + ",".join(cols) + " from images")
@@ -229,7 +227,6 @@ class Stats:
                     values = [tuple([row[col] for col in cols] + [row["pegasusid"]]) for row in result]
                     self.conn.executemany(query, values)
                     self.conn.commit()
-                    col_set = itertools.islice(headers, 500)
                 self._closeConnection(conn)
             else:
                 print "DB File: '%s' does not exist." % (f,)