如何读取 python 中的行，然后将每一行分配给一个变量

Question

I am trying to write a code that will take a file see those letters then take them and make them in to other letters. hear is my code.

def decode():
    dd=input("would you like to type the message or read a file that has the message?:")
    if dd in['read']:
        e=open("file.txt", 'r')
        for i in range(7):
            ff=e.read()
            if ff in['wen']:
                print("new")
             ...
        e.close()
decode()

the output is

would you like to type the message or read a file that has the message?: read

>>>

ideas?

Answer 1

You can get a list of lines with readlines() :

e = open("file.txt", 'r')
lines = e.readlines()
e.close()

You can also iterate through the lines of a file with a for loop:

e = open("file.txt", 'r')
for line in e:
     #your code here
e.close()