Ignore pylint false positive

Author: oschwald

maxminddb/reader.py

@@ -46,6 +46,7 @@ def __init__(self, database, mode=MODE_AUTO):
             * MODE_MEMORY - load database into memory.
             * MODE_AUTO - tries MODE_MMAP and then MODE_FILE. Default.
         """
+        # pylint: disable=redefined-variable-type
         if (mode == MODE_AUTO and mmap) or mode == MODE_MMAP:
             with open(database, 'rb') as db_file:
                 self._buffer = mmap.mmap(