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Print concise error messages when invoking yaml2ics command #55

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Merged
jarrodmillman merged 1 commit into from
Jun 13, 2023
Merged

Print concise error messages when invoking yaml2ics command #55

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2 changes: 1 addition & 1 deletion pyproject.toml
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Original file line number Diff line number Diff line change
Expand Up @@ -31,7 +31,7 @@ test = ["pytest >= 7.3", "pytest-cov >= 4.0"]
lint = ["pre-commit >= 3.0"]

[project.scripts]
yaml2ics = "yaml2ics:main"
yaml2ics = "yaml2ics:cli"

[project.urls]
Home = "https://github.com/scientific-python/yaml2ics"
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9 changes: 8 additions & 1 deletion yaml2ics.py
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Expand Up @@ -186,6 +186,9 @@ def files_to_calendar(files: list) -> ics.Calendar:
return calendar


# `main` is separate from `cli` to facilitate testing.
# The only difference being that `main` raises errors while
# `cli` prints them and exits with errorcode 1
def main():
if len(sys.argv) < 2:
raise RuntimeError("Usage: yaml2ics.py FILE1.yaml FILE2.yaml ...")
Expand All @@ -200,9 +203,13 @@ def main():
print(calendar.serialize())


if __name__ == "__main__": # pragma: no cover
def cli():
try:
main()
except Exception as e:
print(e, file=sys.stderr)
sys.exit(-1)


if __name__ == "__main__": # pragma: no cover
cli()