/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

Similar codes

11 votes129 views3 answers
Dataframe delete row
Python
0 vote124 views1 answer
Python return true for list comprehension
Python
0 vote124 views1 answer
Phyton 2.7 convert timedelta to string
Python
1 vote156 views1 answer
Python get human readable file size
Python
0 vote130 views1 answer
Find charechtar index in string python
Python
0 vote129 views1 answer
Adding extra fields to user model django
Python
1 vote135 views1 answer
How to convert ton to kg using python
Python
9 votes147 views3 answers
A value is trying to be set on a copy of a slice from a DataFrame.
Python
0 vote129 views1 answer
Tensorflow Dense layer activatity leaklyrelu
Python
1 vote131 views1 answer
How to obtain the content of brackets
Python