Python Useful programms

For Loop

names = ['John', 'Jerome', 'Paul']
for m in range(len(names)):
    print(names[m]);
    m=m+1;
   
  While Loop

names = ['John', 'Jerome', 'Paul', 'George', 'Andy', 'Michael']
i = 0
while i < len(names):
      print(names[i])
      i += 1

Get Information about Interface

import collections

print(collections.__doc__); Variable Number of Arguments

def manyArgs(*arg):

  print("I was called with", len(arg), "arguments:", arg)

manyArgs(1,2,3) def manyArgs(*args):
  result=0;
  for arg in args:
    result+=arg;
  return result;
print(manyArgs(1,2,3)) # Hello World program in Python
import datetime,time
def welcome():
    print("Hi How are you" +str(datetime.datetime.now()));
    print("Hope you are having a great day");
    print("Welcome to python");
    time.sleep(1);
welcome();
welcome(); Checking value in a array # Hello World program in Python
names=['Anil','Ram','Rakesh','Shan'];
if 'Anil' in names:
    print("True");
else:
    print("Flase");
Regex example of Python #regular expression example
import re
orRegex=re.compile(r'c(ricketer|lass|ollege)');
mo=orRegex.search('My name is Rahul dravid, I am cricketer i love  Movie');
print(mo.group())