mirror of
https://github.com/pocketpy/pocketpy
synced 2025-10-20 11:30:18 +00:00
24 lines
421 B
Python
24 lines
421 B
Python
try:
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import os
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import io
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except ImportError:
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exit(0)
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a = open('123.txt', 'wt')
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a.write('123')
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a.write('456')
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a.close()
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with open('123.txt', 'rt') as f:
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assert f.read() == '123456'
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with open('123.txt', 'a') as f:
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f.write('测试')
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with open('123.txt', 'r') as f:
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assert f.read() == '123456' + '测试'
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assert os.path_exists('123.txt')
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os.remove('123.txt')
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assert not os.path_exists('123.txt')
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