pg.patch_on_member#
Accessible via pg.patch_on_member
, pg.patching.patch_on_member
.
- patch_on_member(src, cls, name, value=None, value_fn=None, skip_notification=None)[source]#
Recursively patch values that are the requested member of classes.
Example:
d = pg.Dict(a=A(x=1), b=2) print(pg.patching.patch_on_member(d, A, 'x', 2) # {a=A(x=2), b=4}
- Return type:
- Parameters:
src – symbolic value to patch.
cls – In which class the member belongs to.
name – Member name.
value – New value for field that satisfy condition.
value_fn – Callable object that produces new value based on old value. If not None, value must be None.
skip_notification – If True, on_change event will not be triggered for this operation. If None, the behavior is decided by pg.notify_on_rebind. Please see symbolic.Symbolic.rebind for details.
- Returns:
src after being patched.