48 lines
1.2 KiB
Python
48 lines
1.2 KiB
Python
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import os
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from datetime import datetime
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from darabonba.date import Date
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class File:
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def __init__(self, path: str):
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self._path = path
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self._file = None
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@staticmethod
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def exists(path: str) -> bool:
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return os.path.exists(path)
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def path(self) -> str:
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return self._path
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def length(self) -> int:
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return os.path.getsize(self._path)
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def create_time(self) -> Date:
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ctime = os.path.getctime(self._path)
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return Date(datetime.fromtimestamp(ctime).isoformat())
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def modify_time(self) -> Date:
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mtime = os.path.getmtime(self._path)
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return Date(datetime.fromtimestamp(mtime).isoformat())
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def read(self, size: int) -> bytes:
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if self._file is None:
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self._file = open(self._path, 'rb')
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data = self._file.read(size)
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if not data:
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self._file.close()
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self._file = None
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return data
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def write(self, data: bytes) -> None:
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with open(self._path, 'ab') as f:
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f.write(data)
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@staticmethod
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def create_read_stream(path: str):
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return open(path, 'rb')
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@staticmethod
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def create_write_stream(path: str):
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return open(path, 'ab')
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