在 Python 中替換檔案中的一行

There are always second chances in life. Anybody can bounce back from hardships. The hardships that we face are just a test to check our will. A strong will is all it takes to bounce back from a loss.

# opening the file in read mode
file = open("motivation.txt", "r")
replacement = ""
# using the for loop
for line in file:
    line = line.strip()
    changes = line.replace("hardships", "situations")
    replacement = replacement + changes + "\n"

file.close()
# opening the file in write mode
fout = open("motivation.txt", "w")
fout.write(replacement)
fout.close()

from tempfile import mkstemp
from shutil import move, copymode
from os import fdopen, remove
# storing the path where the file is saved on your device as a variable 
path="C:\\Users\Admin\Desktop\python\test\motivation.txt"

def replacement(filepath, hardships, situations):
    
   # Creating a temp file
   fd, abspath = mkstemp()
   with fdopen(fd,'w') as file1:
       with open(filepath,'r') as file0:
           for line in file0:
               file1.write(line.replace(hardships,situations))
   copymode(filepath, abspath)
   remove(filepath)
   move(abspath, filepath)
replacement(path,'hardships','situations')

import fileinput
import sys
def replacement(file, previousw, nextw):
   for line in fileinput.input(file, inplace=1):
       line = line.replace(previousw, nextw)
       sys.stdout.write(line)
var1 = "hardships"
var2 = "situations"
file = "motivation.txt"
replacement(file, var1, var2)

import re
def replacement(Path, text, subs, flags=0):
  with open(filepath, "r+") as f1:
       contents = f1.read()
       pattern = re.compile(re.escape(text), flags)
       contents = pattern.sub(subs, contents)
       f1.seek(0)
       f1.truncate()
       f1.write(file_contents)
filepath="motivation.txt"
text="hardships"
subs="situations"
replacement(filepath, text, subs)