Преобразование списка из str в int

for i in str2.split():
    s = int(i)
    print(s)

conn.send((str)(key).encode('utf-8'))

data2 = sock.recv(16384)  
str2 = (data2.decode('utf-8'))

str2 = '(1, 2, 3, 4, 5)'
res1 = str2.replace('(',"")
res2 = res1.replace(')',"")
print(res2)
 
for i in res2.split(', '):
    s = int(i)
    print(s)

str2 = '(1, 2, 3, 4, 5)'
str2 = str2.replace('(', "")
str2 = str2.replace(')', "")
 
 
for i in str2.split(', '):
    s = int(i)
    print(type(s))

import re
str2 = '(1, 2, 3, 4, 5)'
line = re.sub('[(),]', '', str2)
for i in line.split(' '):
    s = int(i)
    print(type(s), s)

import re
str2 = '(1, 2, 3, 4, 5)'
x = [int(i) for i in re.sub('[(), ]', '', str2)]
for i in x: print(type(i), i)

import socket
import pickle
 
sock = socket.socket()
sock.connect(('localhost', 9090))
 
obj = {
    'a': 1,
    'b': [2, 3],
    'c': {
        'c1': 'abc',
    }
}
 
print('Send:', obj)
 
data = pickle.dumps(obj)
 
sock.sendall(data)
 
print('Close')
sock.close()

import pickle
 
BUFFER_SIZE = 4096
 
 
import socket
sock = socket.socket()
sock.bind(('', 9090))
sock.listen(1)
 
print('Sock name: {}'.format(sock.getsockname()))
 
while True:
    conn, addr = sock.accept()
    print('Connected:', addr)
 
    all_data = bytearray()
 
    while True:
        data = conn.recv(BUFFER_SIZE)
        if not data:
            break
 
        print('Recv: {}: {}'.format(len(data), data))
        all_data += data
 
    print('All data ({}): {}'.format(len(all_data), all_data))
 
    obj = pickle.loads(all_data)
    print('Obj:', obj)
 
    print('Close')
    conn.close()