You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
195 lines
4.1 KiB
195 lines
4.1 KiB
"""
|
|
compat
|
|
======
|
|
|
|
Cross-compatible functions for different versions of Python.
|
|
|
|
Other items:
|
|
* platform checker
|
|
"""
|
|
from __future__ import annotations
|
|
|
|
import os
|
|
import platform
|
|
import sys
|
|
from typing import TYPE_CHECKING
|
|
|
|
from pandas.compat._constants import (
|
|
IS64,
|
|
ISMUSL,
|
|
PY310,
|
|
PY311,
|
|
PY312,
|
|
PYPY,
|
|
)
|
|
import pandas.compat.compressors
|
|
from pandas.compat.numpy import is_numpy_dev
|
|
from pandas.compat.pyarrow import (
|
|
pa_version_under7p0,
|
|
pa_version_under8p0,
|
|
pa_version_under9p0,
|
|
pa_version_under11p0,
|
|
pa_version_under13p0,
|
|
)
|
|
|
|
if TYPE_CHECKING:
|
|
from pandas._typing import F
|
|
|
|
|
|
def set_function_name(f: F, name: str, cls: type) -> F:
|
|
"""
|
|
Bind the name/qualname attributes of the function.
|
|
"""
|
|
f.__name__ = name
|
|
f.__qualname__ = f"{cls.__name__}.{name}"
|
|
f.__module__ = cls.__module__
|
|
return f
|
|
|
|
|
|
def is_platform_little_endian() -> bool:
|
|
"""
|
|
Checking if the running platform is little endian.
|
|
|
|
Returns
|
|
-------
|
|
bool
|
|
True if the running platform is little endian.
|
|
"""
|
|
return sys.byteorder == "little"
|
|
|
|
|
|
def is_platform_windows() -> bool:
|
|
"""
|
|
Checking if the running platform is windows.
|
|
|
|
Returns
|
|
-------
|
|
bool
|
|
True if the running platform is windows.
|
|
"""
|
|
return sys.platform in ["win32", "cygwin"]
|
|
|
|
|
|
def is_platform_linux() -> bool:
|
|
"""
|
|
Checking if the running platform is linux.
|
|
|
|
Returns
|
|
-------
|
|
bool
|
|
True if the running platform is linux.
|
|
"""
|
|
return sys.platform == "linux"
|
|
|
|
|
|
def is_platform_mac() -> bool:
|
|
"""
|
|
Checking if the running platform is mac.
|
|
|
|
Returns
|
|
-------
|
|
bool
|
|
True if the running platform is mac.
|
|
"""
|
|
return sys.platform == "darwin"
|
|
|
|
|
|
def is_platform_arm() -> bool:
|
|
"""
|
|
Checking if the running platform use ARM architecture.
|
|
|
|
Returns
|
|
-------
|
|
bool
|
|
True if the running platform uses ARM architecture.
|
|
"""
|
|
return platform.machine() in ("arm64", "aarch64") or platform.machine().startswith(
|
|
"armv"
|
|
)
|
|
|
|
|
|
def is_platform_power() -> bool:
|
|
"""
|
|
Checking if the running platform use Power architecture.
|
|
|
|
Returns
|
|
-------
|
|
bool
|
|
True if the running platform uses ARM architecture.
|
|
"""
|
|
return platform.machine() in ("ppc64", "ppc64le")
|
|
|
|
|
|
def is_ci_environment() -> bool:
|
|
"""
|
|
Checking if running in a continuous integration environment by checking
|
|
the PANDAS_CI environment variable.
|
|
|
|
Returns
|
|
-------
|
|
bool
|
|
True if the running in a continuous integration environment.
|
|
"""
|
|
return os.environ.get("PANDAS_CI", "0") == "1"
|
|
|
|
|
|
def get_lzma_file() -> type[pandas.compat.compressors.LZMAFile]:
|
|
"""
|
|
Importing the `LZMAFile` class from the `lzma` module.
|
|
|
|
Returns
|
|
-------
|
|
class
|
|
The `LZMAFile` class from the `lzma` module.
|
|
|
|
Raises
|
|
------
|
|
RuntimeError
|
|
If the `lzma` module was not imported correctly, or didn't exist.
|
|
"""
|
|
if not pandas.compat.compressors.has_lzma:
|
|
raise RuntimeError(
|
|
"lzma module not available. "
|
|
"A Python re-install with the proper dependencies, "
|
|
"might be required to solve this issue."
|
|
)
|
|
return pandas.compat.compressors.LZMAFile
|
|
|
|
|
|
def get_bz2_file() -> type[pandas.compat.compressors.BZ2File]:
|
|
"""
|
|
Importing the `BZ2File` class from the `bz2` module.
|
|
|
|
Returns
|
|
-------
|
|
class
|
|
The `BZ2File` class from the `bz2` module.
|
|
|
|
Raises
|
|
------
|
|
RuntimeError
|
|
If the `bz2` module was not imported correctly, or didn't exist.
|
|
"""
|
|
if not pandas.compat.compressors.has_bz2:
|
|
raise RuntimeError(
|
|
"bz2 module not available. "
|
|
"A Python re-install with the proper dependencies, "
|
|
"might be required to solve this issue."
|
|
)
|
|
return pandas.compat.compressors.BZ2File
|
|
|
|
|
|
__all__ = [
|
|
"is_numpy_dev",
|
|
"pa_version_under7p0",
|
|
"pa_version_under8p0",
|
|
"pa_version_under9p0",
|
|
"pa_version_under11p0",
|
|
"pa_version_under13p0",
|
|
"IS64",
|
|
"ISMUSL",
|
|
"PY310",
|
|
"PY311",
|
|
"PY312",
|
|
"PYPY",
|
|
]
|
|
|