version checking

Author: ericvergnaud

src/antlr4/Recognizer.py

@@ -44,7 +44,9 @@ def __init__(self):
 
     def checkVersion(self, toolVersion):
         runtimeVersion = "4.4.0"
-        if not runtimeVersion==toolVersion:
+        rv=runtimeVersion[0:4]
+        tv=toolVersion[0:4]
+        if not rv==tv:
             print("ANTLR runtime and generated code versions disagree: "+runtimeVersion+"!="+toolVersion)
 
     def addErrorListener(self, listener):