from ._version import __version__
try:
__PYBASE64_SETUP__
except NameError:
__PYBASE64_SETUP__ = False
# Only go on if not in setup.py
if not __PYBASE64_SETUP__:
from ._license import _license
try:
from ._pybase64 import b64encode
from ._pybase64 import b64decode
_has_extension = True
except ImportError:
from ._fallback import b64encode
from ._fallback import b64decode
_has_extension = False
[docs] def get_license_text():
"""Returns pybase64 license information as a :class:`str` object.
The result includes libbase64 license information as well.
"""
return _license
[docs] def get_version():
"""Returns pybase64 version as a :class:`str` object.
The result reports if the C extension is used or not.
e.g. `1.0.0 (C extension active)`
"""
if _has_extension:
return __version__ + ' (C extension active)'
return __version__ + ' (C extension inactive)'
[docs] def standard_b64encode(s):
"""Encode bytes using the standard Base64 alphabet.
Argument ``s`` is a :term:`bytes-like object` to encode.
The result is returned as a :class:`bytes` object.
"""
return b64encode(s)
[docs] def standard_b64decode(s):
"""Decode bytes encoded with the standard Base64 alphabet.
Argument ``s`` is a :term:`bytes-like object` or ASCII string to
decode.
The result is returned as a :class:`bytes` object.
A :exc:`binascii.Error` is raised if the input is incorrectly padded.
Characters that are not in the standard alphabet are discarded prior
to the padding check.
"""
return b64decode(s)
[docs] def urlsafe_b64encode(s):
"""Encode bytes using the URL- and filesystem-safe Base64 alphabet.
Argument ``s`` is a :term:`bytes-like object` to encode.
The result is returned as a :class:`bytes` object.
The alphabet uses '-' instead of '+' and '_' instead of '/'.
"""
return b64encode(s, b'-_')
[docs] def urlsafe_b64decode(s):
"""Decode bytes using the URL- and filesystem-safe Base64 alphabet.
Argument ``s`` is a :term:`bytes-like object` or ASCII string to
decode.
The result is returned as a :class:`bytes` object.
A :exc:`binascii.Error` is raised if the input is incorrectly padded.
Characters that are not in the URL-safe base-64 alphabet, and are not
a plus '+' or slash '/', are discarded prior to the padding check.
The alphabet uses '-' instead of '+' and '_' instead of '/'.
"""
return b64decode(s, b'-_')