python open file and read lines 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: python reading lines from a text file

with open(filename) as f:
    content = f.readlines()
# you may also want to remove whitespace characters like `\n` at the end of each line
content = [x.strip() for x in content]

Example 3: open text file in python

f=open("Diabetes.txt",'r')
f.read()

Example 4: print file line by line python

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