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RustPython/tests/snippets/stdlib_io.py
2019-06-25 19:13:27 +03:00

24 lines
450 B
Python

from io import BufferedReader, FileIO
import os
fi = FileIO('README.md')
bb = BufferedReader(fi)
result = bb.read()
assert len(result) <= 8*1024
assert len(result) >= 0
assert isinstance(result, bytes)
with FileIO('README.md') as fio:
res = fio.read()
assert len(result) <= 8*1024
assert len(result) >= 0
assert isinstance(result, bytes)
fd = os.open('README.md', os.O_RDONLY)
with FileIO(fd) as fio:
res2 = fio.read()
assert res == res2