Macintosh-Tools/python-rsrcfork
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Fix more issues reported by mypy

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dgelessus 2019-09-29 16:28:07 +02:00
parent b77c85c295
commit e0f73d3220
3 changed files with 13 additions and 6 deletions
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2
rsrcfork/__main__.py
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@ -65,7 +65,7 @@ def _bytes_unescape(string: str) -> bytes:
return bytes(out) return bytes(out)
def _bytes_escape(bs: bytes, *, quote: str=None) -> str: def _bytes_escape(bs: bytes, *, quote: typing.Optional[str]=None) -> str:
"""Convert a bytestring to a string (using _TEXT_ENCODING), with non-printable characters hex-escaped. """Convert a bytestring to a string (using _TEXT_ENCODING), with non-printable characters hex-escaped.
(We implement our own escaping mechanism here to not depend on Python's str or bytes repr.) (We implement our own escaping mechanism here to not depend on Python's str or bytes repr.)

13
rsrcfork/api.py
View File

@ -4,6 +4,7 @@ import enum
import io import io
import os import os
import struct import struct
import types
import typing import typing
import warnings import warnings
@ -197,7 +198,7 @@ class Resource(object):
else: else:
return self.data_raw return self.data_raw
class ResourceFile(typing.Mapping[bytes, typing.Mapping[int, Resource]]): class ResourceFile(typing.Mapping[bytes, typing.Mapping[int, Resource]], typing.ContextManager["ResourceFile"]):
"""A resource file reader operating on a byte stream.""" """A resource file reader operating on a byte stream."""
# noinspection PyProtectedMember # noinspection PyProtectedMember
@ -274,7 +275,7 @@ class ResourceFile(typing.Mapping[bytes, typing.Mapping[int, Resource]]):
_references: typing.MutableMapping[bytes, typing.MutableMapping[int, typing.Tuple[int, ResourceAttrs, int]]] _references: typing.MutableMapping[bytes, typing.MutableMapping[int, typing.Tuple[int, ResourceAttrs, int]]]
@classmethod @classmethod
def open(cls, filename: typing.Union[str, os.PathLike], *, fork: str="auto", **kwargs) -> "ResourceFile": def open(cls, filename: typing.Union[str, os.PathLike], *, fork: str="auto", **kwargs: typing.Any) -> "ResourceFile":
"""Open the file at the given path as a ResourceFile. """Open the file at the given path as a ResourceFile.
The fork parameter controls which fork of the file the resource data will be read from. It accepts the following values: The fork parameter controls which fork of the file the resource data will be read from. It accepts the following values:
@ -458,8 +459,14 @@ class ResourceFile(typing.Mapping[bytes, typing.Mapping[int, Resource]]):
def __enter__(self) -> "ResourceFile": def __enter__(self) -> "ResourceFile":
return self return self
def __exit__(self, exc_type, exc_val, exc_tb) -> None: def __exit__(
self,
exc_type: typing.Optional[typing.Type[BaseException]],
exc_val: typing.Optional[BaseException],
exc_tb: typing.Optional[types.TracebackType]
) -> typing.Optional[bool]:
self.close() self.close()
return None
def __len__(self) -> int: def __len__(self) -> int:
"""Get the number of resource types in this ResourceFile.""" """Get the number of resource types in this ResourceFile."""

4
rsrcfork/compress/common.py
View File

@ -84,7 +84,7 @@ class CompressedApplicationHeaderInfo(CompressedHeaderInfo):
self.working_buffer_fractional_size = working_buffer_fractional_size self.working_buffer_fractional_size = working_buffer_fractional_size
self.expansion_buffer_size = expansion_buffer_size self.expansion_buffer_size = expansion_buffer_size
def __repr__(self): def __repr__(self) -> str:
return f"{type(self).__qualname__}(header_length={self.header_length}, compression_type=0x{self.compression_type:>04x}, decompressed_length={self.decompressed_length}, dcmp_id={self.dcmp_id}, working_buffer_fractional_size={self.working_buffer_fractional_size}, expansion_buffer_size={self.expansion_buffer_size})" return f"{type(self).__qualname__}(header_length={self.header_length}, compression_type=0x{self.compression_type:>04x}, decompressed_length={self.decompressed_length}, dcmp_id={self.dcmp_id}, working_buffer_fractional_size={self.working_buffer_fractional_size}, expansion_buffer_size={self.expansion_buffer_size})"
@ -96,7 +96,7 @@ class CompressedSystemHeaderInfo(CompressedHeaderInfo):
self.parameters = parameters self.parameters = parameters
def __repr__(self): def __repr__(self) -> str:
return f"{type(self).__qualname__}(header_length={self.header_length}, compression_type=0x{self.compression_type:>04x}, decompressed_length={self.decompressed_length}, dcmp_id={self.dcmp_id}, parameters={self.parameters!r})" return f"{type(self).__qualname__}(header_length={self.header_length}, compression_type=0x{self.compression_type:>04x}, decompressed_length={self.decompressed_length}, dcmp_id={self.dcmp_id}, parameters={self.parameters!r})"