python programs

1. command line arguments in python

import sys
print 'Number of arguments:', len(sys.argv), 'arguments.'
print 'Argument List:', str(sys.argv)

2. vowel or consonent

str="asadiougjhasgdkjhgfkhj"

li=['a','e','i','o','u']

for var in str:

    if var in li:

        print "%svowel"%var

    else:

        print "%snot vowel"%var

3.file write

fp=open("welcome.txt",'wb')

fp.write("welcome to python");

4. line count character count in a file

fp=open("sample.txt")

count=0

c=0

for line in fp:

    for ch in line:

        c=c+1

    count=count+1

print('line count',count)

print("char count",c)

    

5. class program in python

class abc:

    x=0

    def inc(self):

        self.x=self.x+1

        print("so far",self.x)

an=abc()

an.inc()

an.inc()