How to remove empty rows from notepad using Python 2.7

Below script is used to remove empty rows from notepad.

#open the file in read mode which you need to modify, we  have used ip.txt file.

file= open("ip.txt","r")

# Read the file

lines = file.readlines()

# close the file

file.close()

# Read the file in write mode

file = open("ip.txt","w")

# Reading each line and writing text which is not a space back to the file.

for line in lines:

    if line!=""+"\n":

        file.write(line)

file.close()

Before the script execution, ip.txt contains below content. You can see there are various spaces in it.

After script execution, All empty rows has been deleting from the file.