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A fast converter between Japanese hankaku and zenkaku characters

Project description

A fast converter between Japanese hankaku and zenkaku characters.


$ pip install mojimoji


Zenkaku to Hankaku

>>> import mojimoji
>>> print mojimoji.zen_to_han(u'アイウabc012')
>>> print mojimoji.zen_to_han(u'アイウabc012', kana=False)
>>> print mojimoji.zen_to_han(u'アイウabc012', digit=False)
>>> print mojimoji.zen_to_han(u'アイウabc012', ascii=False)

Hankaku to Zenkaku

>>> import mojimoji
>>> print mojimoji.han_to_zen(u'アイウabc012')
>>> print mojimoji.han_to_zen(u'アイウabc012', kana=False)
>>> print mojimoji.han_to_zen(u'アイウabc012', digit=False)
>>> print mojimoji.han_to_zen(u'アイウabc012', ascii=False)


Library versions


In [19]: s = u'ABCDEFG012345' * 10

In [20]: %time for n in range(1000000): mojimoji.zen_to_han(s)
CPU times: user 2.86 s, sys: 0.10 s, total: 2.97 s
Wall time: 2.88 s

In [21]: %time for n in range(1000000): unicodedata.normalize('NFKC', s)
CPU times: user 5.43 s, sys: 0.12 s, total: 5.55 s
Wall time: 5.44 s

In [22]: %time for n in range(1000000): zenhan.z2h(s)
CPU times: user 69.18 s, sys: 0.11 s, total: 69.29 s
Wall time: 69.48 s

Project details

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