qapi: Invoke exception superclass initializer

pylint recommends that every exception class should explicitly
invoke the superclass __init__, even though things seem to work
fine without it.

Backports commit 59b00542659c8947f9d4e8c28d2d528ab3ab61a5 from qemu
This commit is contained in:
Eric Blake 2018-02-19 17:57:18 -05:00 committed by Lioncash
parent de2b67e528
commit 07f0fa3ee9
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@ -81,6 +81,7 @@ def error_path(parent):
class QAPISchemaError(Exception):
def __init__(self, schema, msg):
Exception.__init__(self)
self.fname = schema.fname
self.msg = msg
self.col = 1
@ -98,6 +99,7 @@ class QAPISchemaError(Exception):
class QAPIExprError(Exception):
def __init__(self, expr_info, msg):
Exception.__init__(self)
self.info = expr_info
self.msg = msg