files ============================== Examples in Python 3 ```python """ Open file """ fhand = open("test.txt") print(fhand) """ Read whole file """ print(fhand.read()) """ Return to start of file """ fhand.seek(0) """ Read lines """ print(fhand.readline()) print(fhand.readline()) """ Read all lines """ fhand.seek(0) for line in fhand: print(line, end="") print() """ Close file """ fhand.close() """ Write file """ # Open the file with appending mode fhand = open("test.txt", "a") inp = input("Enter what you want to add to the file: ") fhand.write("\n" + inp) fhand.close() # Open the file for reading fhand = open("test.txt") print(fhand.read()) fhand.close() ``` Reference and read more ------------------------------ [Reading and Writing Files](https://docs.python.org/3/tutorial/inputoutput.html#reading-and-writing-files) Revision history ------------------------------ 2014-07-21 (sylvanas) PA1 First try.