--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/py/gadict_util.py	Sat Apr 20 21:06:13 2019 +0300
@@ -0,0 +1,16 @@
+
+class ParseException(BaseException):
+
+    def __init__(self, msg, lineno=None, line=None):
+        BaseException.__init__(self)
+        self.msg = msg
+        self.lineno = lineno
+        self.line = line
+
+    def __repr__(self):
+        if self.lineno is None:
+            return self.msg
+        elif self.line is None:
+            return u":{:d}:{:s}".format(self.lineno, self.msg)
+        else:
+            return u":{:d}: {:s}\nLINE: {:s}".format(self.lineno, self.msg, self.line)