.

zodbtools/test/test_dump.py

@@ -130,10 +130,10 @@ obj 0000000000000001 1 xyz:0123 -
 """))
     with raises(RuntimeError) as exc:
         r.readtxn()
-    assert exc.value.args == ("""+5: invalid line: unknown hash function "xyz" ('obj 0000000000000001 1 xyz:0123 -')""",)
+    assert exc.value.args == ("""+5: invalid line: unknown hash function "xyz" ("obj 0000000000000001 1 xyz:0123 -")""",)
 
     # data integrity error
-    r = DumpReader(BytesIO("""\
+    r = DumpReader(BytesIO(b"""\
 txn 0000000000000000 " "
 user ""
 description ""

zodbtools/zodbdump.py

@@ -320,7 +320,7 @@ class DumpReader(object):
 
     # report a problem found around currently-read line
     def _badline(self, msg):
-        raise RuntimeError("%s+%d: invalid line: %s (%r)" % (_ioname(self._r), self.lineno, msg, self._line))
+        raise RuntimeError("%s+%d: invalid line: %s (%s)" % (_ioname(self._r), self.lineno, msg, qq(self._line)))
 
     # readtxn reads one transaction record from input stream and returns
     # Transaction instance or None at EOF.