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Replaced IOError with FileNotFoundError on line 320 of main.py to use a more specific and appropriate exception for file not found errors. #626

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Replaced IOError with FileNotFoundError on line 320 of main.py to use a more specific and appropriate exception for file not found errors. #626

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7b5afcf
Fix: update test_find_dotenv_no_file_raise to expect FileNotFoundErro…
creepereye1204 Mar 10, 2026
a0d925f
Fix: Use FileNotFoundError for file not found in main.py Replaced IOE…
creepereye1204 Mar 10, 2026
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2 changes: 1 addition & 1 deletion src/dotenv/main.py
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Original file line number Diff line number Diff line change
Expand Up @@ -375,7 +375,7 @@ def _is_debugger():
return check_path

if raise_error_if_not_found:
raise IOError("File not found")
raise FileNotFoundError("File not found")

return ""

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2 changes: 1 addition & 1 deletion tests/test_main.py
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Original file line number Diff line number Diff line change
Expand Up @@ -346,7 +346,7 @@ def test_find_dotenv_no_file_raise(tmp_path):
leaf = prepare_file_hierarchy(tmp_path)
os.chdir(leaf)

with pytest.raises(IOError):
with pytest.raises(FileNotFoundError):
dotenv.find_dotenv(raise_error_if_not_found=True, usecwd=True)


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