Implements option --time-limit (#5502)

lib/core/convert.py

@@ -16,6 +16,7 @@ import codecs
 import json
 import re
 import sys
+import time
 
 from lib.core.bigarray import BigArray
 from lib.core.compat import xrange
@@ -334,6 +335,10 @@ def getUnicode(value, encoding=None, noneToNull=False):
     True
     """
 
+    # Best position for --time-limit mechanism
+    if conf.get("timeLimit") and kb.get("startTime") and (time.time() - kb.startTime > conf.timeLimit):
+        raise SystemExit
+
     if noneToNull and value is None:
         return NULL