python/tag.cc: Ignore missing 'encoding' attribute in file objects

In case the encoding attribute does not exist, Python sets an
exception. We must thus clear the exception, otherwise it might
be raised at some later point in the code.

1 files changed, 2 insertions, 0 deletions

diff --git a/python/tag.cc b/python/tag.cc
index 9f175cc4..50786cee 100644
--- a/python/tag.cc
+++ b/python/tag.cc
@@ -474,6 +474,8 @@ static PyObject *TagFileNew(PyTypeObject *type,PyObject *Args,PyObject *kwds)
 #if PY_MAJOR_VERSION >= 3
    if (fileno != -1) {
       New->Encoding = PyObject_GetAttr(File, PyUnicode_FromString("encoding"));
+      if (!New->Encoding)
+         PyErr_Clear();
       if (New->Encoding && !PyUnicode_Check(New->Encoding))
          New->Encoding = 0;
    } else