matx.runtime.file 源代码

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from io import UnsupportedOperation
from .. import _ffi
from .object import Object
from . import _ffi_api


[文档]@_ffi.register_object("runtime.File") class File(Object): """A simple file class, which only supports reading by lines now. File(path, mode, encoding) -> similar to builtins.open """
[文档] def __init__(self, path, mode='r', encoding='utf-8') -> None: self.__init_handle_by_constructor__(_ffi_api.File, path, mode, encoding) self.path = path self.mode = mode self.encoding = encoding
def __repr__(self): return _ffi_api.RTValue_Repr(self)
[文档] def readline(self): if self.mode == 'r': return _ffi_api.FileReadLineUnicode(self) elif self.mode == 'rb': return _ffi_api.FileReadLineString(self) else: raise UnsupportedOperation('not readable')
[文档] def has_nextline(self): return _ffi_api.FileHasNext(self)