Created
June 12, 2019 11:51
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Markdownのpythonコードブロックからdoctest実行用ファイルを作成する
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""" | |
# 下記を実行するとコードブロックからdoctestファイル ham_doctest.py、egg_doctest.py を作成する | |
$ python3 create_doctestfile.py ham.md egg.md | |
# doctestは下記で実行可能 | |
$ python3 ham_doctest.py | |
""" | |
import sys | |
def trim_comment(line): | |
"""行途中からのコメントを削除""" | |
if ' #' in line: | |
line = line.split(' #')[0] + '\n' | |
return line | |
def extract(filename): | |
"""必要な行だけを出力する""" | |
is_inside_block = False | |
with open(filename) as f: | |
for line in f: | |
if line.startswith('```python'): | |
is_inside_block = True | |
elif line.startswith('(注'): | |
is_inside_block = False | |
elif line.startswith('```'): | |
is_inside_block = False | |
yield '\n' | |
elif line.startswith('# '): | |
continue | |
elif is_inside_block: | |
yield trim_comment(line) | |
def main(): | |
filenames = sys.argv[1:] | |
for filename in filenames: | |
with open(filename.replace('.md', '_doctest.py'), 'w') as f: | |
f.write("'''\n") | |
for line in extract(filename): | |
f.write(line) | |
f.write("""''' | |
if __name__ == '__main__': | |
import doctest | |
# ...をに値と一致させる | |
# 例外は型のみ判定する | |
flags = doctest.ELLIPSIS|doctest.IGNORE_EXCEPTION_DETAIL | |
doctest.testmod(optionflags=flags) | |
""") | |
if __name__ == '__main__': | |
main() |
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