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Fix write_file to use a single operation #3359

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merged 1 commit into from
Jan 4, 2022
Merged

Fix write_file to use a single operation #3359

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8 changes: 5 additions & 3 deletions src/molecule/util.py
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Original file line number Diff line number Diff line change
Expand Up @@ -190,19 +190,21 @@ def render_template(template, **kwargs):
return t.render(kwargs)


def write_file(filename: str, content: str):
def write_file(filename: str, content: str, header: Optional[str] = None) -> None:
"""
Write a file with the given filename and content and returns None.

:param filename: A string containing the target filename.
:param content: A string containing the data to be written.
:param header: A header, if None it will use default header.
:return: None
"""
if header is None:
content = MOLECULE_HEADER + "\n\n" + content

with open_file(filename, "w") as f:
f.write(content)

file_prepender(filename)


def molecule_prepender(content: str) -> str:
"""Return molecule identification header."""
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