python programming techniques

date time in python

>>> datetime.datetime.now().time()

http://stackoverflow.com/questions/415511/how-to-get-current-time-in-python

from datetime import datetime
print("time=" + str(datetime.now()))
 

Create/Overwrite file

#providing name for the file to be created
filename = raw_input("Give name for the file: ")
target = open (filename, 'a') ## a will append, w will over-write 
#providing the content for the file
print "provide three lines of content for the file:"
line1 = raw_input("line 1: ")
line2 = raw_input("line 2: ")
line3 = raw_input("line 3: ")
#writing the entered content to the file we just created
print "entered three lines are written to the file"
target.write(line1)
target.write("n")
target.write(line2)
target.write("n")
target.write(line3)
target.write("n")
#providing information that writing task is completed
print "we have added those text to the file"
target.close()