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| author | Raymond Hettinger <python@rcn.com> | 2014-06-24 22:20:55 (GMT) |
|---|---|---|
| committer | Raymond Hettinger <python@rcn.com> | 2014-06-24 22:20:55 (GMT) |
| commit | bc000509e8ae782ef96c656885c3342d11fca3a6 (patch) | |
| tree | c792799018dbe6157e8c0b1a74bfa102dfc31bdf /Lib/collections/__init__.py | |
| parent | df29c4a83d13d96cfcf809e648ee9b31a4174729 (diff) | |
| download | cpython-bc000509e8ae782ef96c656885c3342d11fca3a6.zip cpython-bc000509e8ae782ef96c656885c3342d11fca3a6.tar.gz cpython-bc000509e8ae782ef96c656885c3342d11fca3a6.tar.bz2 | |
Issue 21832: Require named tuple inputs to be exact strings
Diffstat (limited to 'Lib/collections/__init__.py')
| -rw-r--r-- | Lib/collections/__init__.py | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/Lib/collections/__init__.py b/Lib/collections/__init__.py index d6deb6a..d993fe0 100644 --- a/Lib/collections/__init__.py +++ b/Lib/collections/__init__.py @@ -323,6 +323,7 @@ def namedtuple(typename, field_names, verbose=False, rename=False): if isinstance(field_names, str): field_names = field_names.replace(',', ' ').split() field_names = list(map(str, field_names)) + typename = str(typename) if rename: seen = set() for index, name in enumerate(field_names): @@ -333,6 +334,8 @@ def namedtuple(typename, field_names, verbose=False, rename=False): field_names[index] = '_%d' % index seen.add(name) for name in [typename] + field_names: + if type(name) != str: + raise TypeError('Type names and field names must be strings') if not name.isidentifier(): raise ValueError('Type names and field names must be valid ' 'identifiers: %r' % name) |