don't read empty fingers

2018-09-13 10:30:34 -04:00 · 2018-09-13 10:30:34 -04:00 · c2533da942
commit c2533da942
parent 1233ec86f3
1 changed files with 3 additions and 0 deletions
--- a/zk/base.py
+++ b/zk/base.py
@ -972,6 +972,9 @@ class ZK(object):

    def get_templates(self):
        """ return array of all fingers """
+        self.read_sizes() # last update
+        if self.fingers == 0: #lazy
+            return []
        templates = []
        templatedata, size = self.read_with_buffer(const.CMD_DB_RRQ, const.FCT_FINGERTMP)
        if size < 4: