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-rw-r--r--Lib/test/test_sax.py35
-rw-r--r--Lib/xml/sax/_exceptions.py9
2 files changed, 42 insertions, 2 deletions
diff --git a/Lib/test/test_sax.py b/Lib/test/test_sax.py
index af97888..8e279ce 100644
--- a/Lib/test/test_sax.py
+++ b/Lib/test/test_sax.py
@@ -489,6 +489,41 @@ def test_expat_incomplete():
else:
return 0
+def test_sax_parse_exception_str():
+ # pass various values from a locator to the SAXParseException to
+ # make sure that the __str__() doesn't fall apart when None is
+ # passed instead of an integer line and column number
+ #
+ # use "normal" values for the locator:
+ str(SAXParseException("message", None,
+ DummyLocator(1, 1)))
+ # use None for the line number:
+ str(SAXParseException("message", None,
+ DummyLocator(None, 1)))
+ # use None for the column number:
+ str(SAXParseException("message", None,
+ DummyLocator(1, None)))
+ # use None for both:
+ str(SAXParseException("message", None,
+ DummyLocator(None, None)))
+ return 1
+
+class DummyLocator:
+ def __init__(self, lineno, colno):
+ self._lineno = lineno
+ self._colno = colno
+
+ def getPublicId(self):
+ return "pubid"
+
+ def getSystemId(self):
+ return "sysid"
+
+ def getLineNumber(self):
+ return self._lineno
+
+ def getColumnNumber(self):
+ return self._colno
# ===========================================================================
#
diff --git a/Lib/xml/sax/_exceptions.py b/Lib/xml/sax/_exceptions.py
index 7f128f6..628e80d 100644
--- a/Lib/xml/sax/_exceptions.py
+++ b/Lib/xml/sax/_exceptions.py
@@ -91,8 +91,13 @@ class SAXParseException(SAXException):
sysid = self.getSystemId()
if sysid is None:
sysid = "<unknown>"
- return "%s:%d:%d: %s" % (sysid, self.getLineNumber(),
- self.getColumnNumber(), self._msg)
+ linenum = self.getLineNumber()
+ if linenum is None:
+ linenum = "?"
+ colnum = self.getColumnNumber()
+ if colnum is None:
+ colnum = "?"
+ return "%s:%s:%s: %s" % (sysid, linenum, colnum, self._msg)
# ===== SAXNOTRECOGNIZEDEXCEPTION =====