RecursionError for inherited class from EasyDict

[kingsj0405]

Environment

# uname -a
Linux 79407f72f74b 4.15.0-96-generic #97-Ubuntu SMP Wed Apr 1 03:25:46 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux
# python --version
Python 3.7.4

What I want to do

>>> class A(EasyDict):
...     B = EasyDict()
...
>>> a = A()
>>>

What happens

>>> class A(EasyDict):
...     B = EasyDict()
...
>>> a = A()
.
.
.
    setattr(self, k, getattr(self, k))
  File "/opt/conda/lib/python3.7/site-packages/easydict/__init__.py", line 129, in __setattr__
    value = self.__class__(value)
  File "/opt/conda/lib/python3.7/site-packages/easydict/__init__.py", line 122, in __init__
    setattr(self, k, getattr(self, k))
  File "/opt/conda/lib/python3.7/site-packages/easydict/__init__.py", line 129, in __setattr__
    value = self.__class__(value)
  File "/opt/conda/lib/python3.7/site-packages/easydict/__init__.py", line 122, in __init__
    setattr(self, k, getattr(self, k))
  File "/opt/conda/lib/python3.7/site-packages/easydict/__init__.py", line 129, in __setattr__
    value = self.__class__(value)
  File "/opt/conda/lib/python3.7/site-packages/easydict/__init__.py", line 120, in __init__
    for k in self.__class__.__dict__.keys():
RecursionError: maximum recursion depth exceeded while calling a Python object