import os
filenames = []
path = os.getcwd()
path_list = os.listdir(path)
for filename in path_list:
if os.path.splitext(filename)[1] == '.txt':
filenames.append(filename)
filenames.sort(key=lambda x: int(x[:-4]))
print(filenames)
import os
filenames = []
path = os.getcwd()
path_list = os.listdir(path)
for filename in path_list:
if os.path.splitext(filename)[1] == '.txt':
filenames.append(filename)
filenames.sort(key=lambda x: int(x[:-4]))
print(filenames)
class MetaCls(type): def __new__(cls, *args, **kwargs): print("in MetaCls") # return super(Meta