/Python/Names of all methods in class introspect pythonm

Names of all methods in class introspect pythonm

from collections import defaultdict
import weakref

class KeepRefs(object):
    __refs__ = defaultdict(list)
    def __init__(self):
        self.__refs__[self.__class__].append(weakref.ref(self))

    @classmethod
    def get_instances(cls):
        for inst_ref in cls.__refs__[cls]:
            inst = inst_ref()
            if inst is not None:
                yield inst

class X(KeepRefs):
    def __init__(self, name):
        super(X, self).__init__()
        self.name = name

x = X("x")
y = X("y")
for r in X.get_instances():
    print r.name
del y
for r in X.get_instances():
    print r.name

Source: stackoverflow.com

Names of all methods in class introspect pythonm

import gc
for obj in gc.get_objects():
    if isinstance(obj, some_class):
        dome_something(obj)

Source: stackoverflow.com

Names of all methods in class introspect pythonm

import weakref

class A:
    instances = []
    def __init__(self, name=None):
        self.__class__.instances.append(weakref.proxy(self))
        self.name = name

a1 = A('a1')
a2 = A('a2')
a3 = A('a3')
a4 = A('a4')

for instance in A.instances:
    print(instance.name)

Source: stackoverflow.com

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