Surround repr() with try / except in case object is unprintable (#65)

2019-01-10 23:50:48 +01:00 · 2019-01-10 23:50:48 +01:00 · c170bf65a6
commit c170bf65a6
parent d5f56d8136
1 changed files with 5 additions and 1 deletions
--- a/better_exceptions/formatter.py
+++ b/better_exceptions/formatter.py
@ -113,7 +113,11 @@ class ExceptionFormatter(object):
        return [node for node in ast.walk(tree) if isinstance(node, ast.Name)]

    def format_value(self, v):
-        v = repr(v)
+        try:
+            v = repr(v)
+        except Exception:
+            v = u'<unprintable %s object>' % type(v).__name__
+
        max_length = self._max_length
        if max_length is not None and len(v) > max_length:
            v = v[:max_length] + '...'