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author | abodrov <abodrov@yandex-team.ru> | 2022-02-10 16:47:18 +0300 |
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committer | Daniil Cherednik <dcherednik@yandex-team.ru> | 2022-02-10 16:47:18 +0300 |
commit | 1b8c043abfc689b3d27384c4202b20031fc4ae31 (patch) | |
tree | 43ffe3a7cfe51a083e22d9eabb71c4f5321f6b08 /contrib/python/attrs/attr/setters.py | |
parent | e7a025f6f4917a3eb54227db101e58bb26ee2cfa (diff) | |
download | ydb-1b8c043abfc689b3d27384c4202b20031fc4ae31.tar.gz |
Restoring authorship annotation for <abodrov@yandex-team.ru>. Commit 1 of 2.
Diffstat (limited to 'contrib/python/attrs/attr/setters.py')
-rw-r--r-- | contrib/python/attrs/attr/setters.py | 154 |
1 files changed, 77 insertions, 77 deletions
diff --git a/contrib/python/attrs/attr/setters.py b/contrib/python/attrs/attr/setters.py index 240014b3c1e..c936c39053c 100644 --- a/contrib/python/attrs/attr/setters.py +++ b/contrib/python/attrs/attr/setters.py @@ -1,77 +1,77 @@ -""" -Commonly used hooks for on_setattr. -""" - -from __future__ import absolute_import, division, print_function - -from . import _config -from .exceptions import FrozenAttributeError - - -def pipe(*setters): - """ - Run all *setters* and return the return value of the last one. - - .. versionadded:: 20.1.0 - """ - - def wrapped_pipe(instance, attrib, new_value): - rv = new_value - - for setter in setters: - rv = setter(instance, attrib, rv) - - return rv - - return wrapped_pipe - - -def frozen(_, __, ___): - """ - Prevent an attribute to be modified. - - .. versionadded:: 20.1.0 - """ - raise FrozenAttributeError() - - -def validate(instance, attrib, new_value): - """ - Run *attrib*'s validator on *new_value* if it has one. - - .. versionadded:: 20.1.0 - """ - if _config._run_validators is False: - return new_value - - v = attrib.validator - if not v: - return new_value - - v(instance, attrib, new_value) - - return new_value - - -def convert(instance, attrib, new_value): - """ - Run *attrib*'s converter -- if it has one -- on *new_value* and return the - result. - - .. versionadded:: 20.1.0 - """ - c = attrib.converter - if c: - return c(new_value) - - return new_value - - -NO_OP = object() -""" -Sentinel for disabling class-wide *on_setattr* hooks for certain attributes. - -Does not work in `pipe` or within lists. - -.. versionadded:: 20.1.0 -""" +""" +Commonly used hooks for on_setattr. +""" + +from __future__ import absolute_import, division, print_function + +from . import _config +from .exceptions import FrozenAttributeError + + +def pipe(*setters): + """ + Run all *setters* and return the return value of the last one. + + .. versionadded:: 20.1.0 + """ + + def wrapped_pipe(instance, attrib, new_value): + rv = new_value + + for setter in setters: + rv = setter(instance, attrib, rv) + + return rv + + return wrapped_pipe + + +def frozen(_, __, ___): + """ + Prevent an attribute to be modified. + + .. versionadded:: 20.1.0 + """ + raise FrozenAttributeError() + + +def validate(instance, attrib, new_value): + """ + Run *attrib*'s validator on *new_value* if it has one. + + .. versionadded:: 20.1.0 + """ + if _config._run_validators is False: + return new_value + + v = attrib.validator + if not v: + return new_value + + v(instance, attrib, new_value) + + return new_value + + +def convert(instance, attrib, new_value): + """ + Run *attrib*'s converter -- if it has one -- on *new_value* and return the + result. + + .. versionadded:: 20.1.0 + """ + c = attrib.converter + if c: + return c(new_value) + + return new_value + + +NO_OP = object() +""" +Sentinel for disabling class-wide *on_setattr* hooks for certain attributes. + +Does not work in `pipe` or within lists. + +.. versionadded:: 20.1.0 +""" |