diff options
Diffstat (limited to 'setuptools/build_meta.py')
| -rw-r--r-- | setuptools/build_meta.py | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/setuptools/build_meta.py b/setuptools/build_meta.py index b9e8a2b3..9dfb2f24 100644 --- a/setuptools/build_meta.py +++ b/setuptools/build_meta.py @@ -101,7 +101,12 @@ def _file_with_extension(directory, extension): f for f in os.listdir(directory) if f.endswith(extension) ) - file, = matching + try: + file, = matching + except ValueError: + raise ValueError( + 'No distribution was found. Ensure that `setup.py` ' + 'is not empty and that it calls `setup()`.') return file |