python file get line code example

Example 1: python read file line by line

with open("file.txt") as file_in:
    lines = []
    for line in file_in:
        lines.append(line)

Example 2: append a line to a text file python

# Open a file with access mode 'a'
file_object = open('sample.txt', 'a')
 
# Append 'hello' at the end of file
file_object.write('hello')
 
# Close the file
file_object.close()

Example 3: print file line by line python

with open('yourfile.txt','r') as f:
    lines = f.readlines()
    f.close()

Example 4: read line of a file in python

file1 = open('myfile.txt', 'r')#open the file (mode read)
count = 0 #used to count the lines

for line in Lines:
	line = file1.readline()#read a single line
    if not line:
    	break
    count += 1
    print("Line{}: {}".format(count, line))#print the lines with their number