You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
ansible/test/lib/ansible_test/_internal/encoding.py

39 lines
1.4 KiB
Python

"""Functions for encoding and decoding strings."""
from __future__ import annotations
import typing as t
ENCODING = 'utf-8'
def to_optional_bytes(value, errors='strict'): # type: (t.Optional[t.AnyStr], str) -> t.Optional[bytes]
"""Return the given value as bytes encoded using UTF-8 if not already bytes, or None if the value is None."""
return None if value is None else to_bytes(value, errors)
def to_optional_text(value, errors='strict'): # type: (t.Optional[t.AnyStr], str) -> t.Optional[str]
"""Return the given value as text decoded using UTF-8 if not already text, or None if the value is None."""
return None if value is None else to_text(value, errors)
def to_bytes(value, errors='strict'): # type: (t.AnyStr, str) -> bytes
"""Return the given value as bytes encoded using UTF-8 if not already bytes."""
if isinstance(value, bytes):
return value
if isinstance(value, str):
return value.encode(ENCODING, errors)
raise Exception('value is not bytes or text: %s' % type(value))
def to_text(value, errors='strict'): # type: (t.AnyStr, str) -> str
"""Return the given value as text decoded using UTF-8 if not already text."""
if isinstance(value, bytes):
return value.decode(ENCODING, errors)
if isinstance(value, str):
return value
raise Exception('value is not bytes or text: %s' % type(value))