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/opt/hc_python/lib/python3.12/site-packages/requests/_internal_utils.py

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"""
requests._internal_utils
~~~~~~~~~~~~~~

Provides utility functions that are consumed internally by Requests
which depend on extremely few external helpers (such as compat)
"""
import re

from .compat import builtin_str

_VALID_HEADER_NAME_RE_BYTE = re.compile(rb"^[^:\s][^:\r\n]*$")
_VALID_HEADER_NAME_RE_STR = re.compile(r"^[^:\s][^:\r\n]*$")
_VALID_HEADER_VALUE_RE_BYTE = re.compile(rb"^\S[^\r\n]*$|^$")
_VALID_HEADER_VALUE_RE_STR = re.compile(r"^\S[^\r\n]*$|^$")

_HEADER_VALIDATORS_STR = (_VALID_HEADER_NAME_RE_STR, _VALID_HEADER_VALUE_RE_STR)
_HEADER_VALIDATORS_BYTE = (_VALID_HEADER_NAME_RE_BYTE, _VALID_HEADER_VALUE_RE_BYTE)
HEADER_VALIDATORS = {
    bytes: _HEADER_VALIDATORS_BYTE,
    str: _HEADER_VALIDATORS_STR,
}

def to_native_string(string, encoding="ascii"):
    """Given a string object, regardless of type, returns a representation of
    that string in the native string type, encoding and decoding where
    necessary. This assumes ASCII unless told otherwise.
    """
    if isinstance(string, builtin_str):
        out = string
    else:
        out = string.decode(encoding)

return out

def unicode_is_ascii(u_string):
    """Determine if unicode string only contains ASCII characters.

:param str u_string: unicode string to check. Must be unicode
        and not Python 2 `str`.
    :rtype: bool
    """
    assert isinstance(u_string, str)
    try:
        u_string.encode("ascii")
        return True
    except UnicodeEncodeError:
        return False

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Name	Size	Perms	Modified	Actions
__pycache__ DIR	-	drwxr-xr-x	2025-04-04 08:02:05	Edit Download recursive recursive
adapters.py	26.81 KB	lrw-r--r--	2025-04-04 08:02:04	Edit Download recursive recursive
api.py	6.30 KB	lrw-r--r--	2025-04-04 08:02:04	Edit Download recursive recursive
auth.py	9.95 KB	lrw-r--r--	2025-04-04 08:02:04	Edit Download recursive recursive
certs.py	429 B	lrw-r--r--	2025-04-04 08:02:04	Edit Download recursive recursive
compat.py	1.77 KB	lrw-r--r--	2025-04-04 08:02:04	Edit Download recursive recursive
cookies.py	18.15 KB	lrw-r--r--	2025-04-04 08:02:04	Edit Download recursive recursive
exceptions.py	4.16 KB	lrw-r--r--	2025-04-04 08:02:04	Edit Download recursive recursive
help.py	3.78 KB	lrw-r--r--	2025-04-04 08:02:04	Edit Download recursive recursive
hooks.py	733 B	lrw-r--r--	2025-04-04 08:02:04	Edit Download recursive recursive
models.py	34.59 KB	lrw-r--r--	2025-04-04 08:02:04	Edit Download recursive recursive
packages.py	904 B	lrw-r--r--	2025-04-04 08:02:04	Edit Download recursive recursive
sessions.py	29.78 KB	lrw-r--r--	2025-04-04 08:02:04	Edit Download recursive recursive
status_codes.py	4.22 KB	lrw-r--r--	2025-04-04 08:02:04	Edit Download recursive recursive
structures.py	2.84 KB	lrw-r--r--	2025-04-04 08:02:04	Edit Download recursive recursive
utils.py	32.83 KB	lrw-r--r--	2025-04-04 08:02:04	Edit Download recursive recursive
_internal_utils.py	1.46 KB	lrw-r--r--	2025-04-04 08:02:04	Edit Download recursive recursive
__init__.py	4.95 KB	lrw-r--r--	2025-04-04 08:02:04	Edit Download recursive recursive
__version__.py	435 B	lrw-r--r--	2025-04-04 08:02:04	Edit Download recursive recursive

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