mirror of
https://github.com/kristoferssolo/School.git
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162 lines
3.3 KiB
Python
162 lines
3.3 KiB
Python
"""
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compat
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======
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Cross-compatible functions for different versions of Python.
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Other items:
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* platform checker
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"""
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import platform
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import sys
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import warnings
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from pandas._typing import F
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from pandas.compat.numpy import (
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is_numpy_dev,
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np_array_datetime64_compat,
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np_datetime64_compat,
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np_version_under1p18,
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np_version_under1p19,
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np_version_under1p20,
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)
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from pandas.compat.pyarrow import (
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pa_version_under1p0,
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pa_version_under2p0,
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pa_version_under3p0,
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pa_version_under4p0,
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)
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PY38 = sys.version_info >= (3, 8)
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PY39 = sys.version_info >= (3, 9)
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PY310 = sys.version_info >= (3, 10)
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PYPY = platform.python_implementation() == "PyPy"
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IS64 = sys.maxsize > 2 ** 32
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def set_function_name(f: F, name: str, cls) -> F:
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"""
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Bind the name/qualname attributes of the function.
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"""
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f.__name__ = name
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f.__qualname__ = f"{cls.__name__}.{name}"
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f.__module__ = cls.__module__
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return f
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def is_platform_little_endian() -> bool:
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"""
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Checking if the running platform is little endian.
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Returns
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-------
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bool
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True if the running platform is little endian.
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"""
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return sys.byteorder == "little"
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def is_platform_windows() -> bool:
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"""
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Checking if the running platform is windows.
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Returns
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-------
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bool
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True if the running platform is windows.
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"""
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return sys.platform in ["win32", "cygwin"]
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def is_platform_linux() -> bool:
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"""
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Checking if the running platform is linux.
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Returns
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-------
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bool
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True if the running platform is linux.
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"""
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return sys.platform == "linux"
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def is_platform_mac() -> bool:
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"""
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Checking if the running platform is mac.
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Returns
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-------
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bool
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True if the running platform is mac.
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"""
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return sys.platform == "darwin"
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def is_platform_arm() -> bool:
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"""
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Checking if he running platform use ARM architecture.
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Returns
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-------
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bool
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True if the running platform uses ARM architecture.
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"""
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return platform.machine() in ("arm64", "aarch64")
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def import_lzma():
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"""
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Importing the `lzma` module.
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Warns
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-----
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When the `lzma` module is not available.
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"""
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try:
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import lzma
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return lzma
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except ImportError:
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msg = (
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"Could not import the lzma module. Your installed Python is incomplete. "
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"Attempting to use lzma compression will result in a RuntimeError."
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)
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warnings.warn(msg)
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def get_lzma_file(lzma):
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"""
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Importing the `LZMAFile` class from the `lzma` module.
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Returns
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-------
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class
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The `LZMAFile` class from the `lzma` module.
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Raises
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------
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RuntimeError
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If the `lzma` module was not imported correctly, or didn't exist.
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"""
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if lzma is None:
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raise RuntimeError(
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"lzma module not available. "
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"A Python re-install with the proper dependencies, "
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"might be required to solve this issue."
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)
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return lzma.LZMAFile
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__all__ = [
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"is_numpy_dev",
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"np_array_datetime64_compat",
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"np_datetime64_compat",
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"np_version_under1p18",
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"np_version_under1p19",
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"np_version_under1p20",
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"pa_version_under1p0",
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"pa_version_under2p0",
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"pa_version_under3p0",
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"pa_version_under4p0",
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]
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