Сумма всех встретившихся в тексте чисел

def sumNumb(txt):
    ss=0
    for a in txt:
        w=a.split(' ')
        ss+=sum(map(int,filter(lambda x: x[0]=='-' or (x[0] >= '0' and x[0] <= '9'),w)))
    return ss
    
s=sumNumb(["gafsgaf 12 33 ueirui","12 ss 35 asa 67 dd -900 vcbvs"])
print(s)

file = open("E:\\File.txt")
a = (file.readline())
b = ''
while a:
    b = b + a
    a = file.readline()
b = b.split(' ')
result = 0
for i in b:
    if(i.isdigit()):
        result = result + int(i)
print(result)

file = open("E:\\File.txt",'a')
file.write(' ')
file.close()
new_file = open("E:\\File.txt")
a = (new_file.readline())
count = 0
b = ''
while a:
    b = b + a
    a = new_file.readline()
new_file.close()
b = b.split(' ')
print(b)
for i in b:
    count = count + 1
result = 0
i = 0 
b[count - 1] = b[count - 1] + ' '
while i < len(b):
    if(b[i].isdigit()):
        result = result + int(b[i])
    i = i + 1
print(result)

with open('test.txt') as data:
    print(sum(map(int, filter(lambda x : x.isdigit(), ''.join(data.readlines())))))

print(sum(map(int, filter(str.isdigit, ''.join(data.readlines())))))

>>> data = 'aaa 333 fff 666'
>>> print(sum(map(int, filter(str.isdigit, ''.join(data)))))
27

with open('test1.txt') as data:
    res = list(map(int, filter(str.isdigit, ''.join(data.readlines()))))
    print(res)
    print(sum(res))

import re
with open('test1.txt') as data:
    res = list(map(int, re.findall(r'\d+', ''.join(data.readlines()))))
    print(res)
    print(sum(res)

def sum_of_str_list(a_list:list)->int:
    is_digit = lambda x: x.isdigit() or x.startswith('-') and x[1:].isdigit()
    return sum(map(int,filter(is_digit, (word for line in a_list for word in line.split()))))