kalyani.txt

HII....I am Kalyani Chaudhari..
I am studying in TY BCS Computer Science at RBNB College.
I am from Jalgaon.
I am learning Java,PHp,python,DS,OS etc..

#Write a python program to write a list to a file.
f1=open("abc.txt","w")
l1=["java","php","python"]
for i in l1:
    f1.write(i+"\n")
f1.close()
print("Write Successfully...")

#Write a python program to get the file size of a plain file
f=open("abc.txt","r")
s=f.read()
print("size =",len(s))
f.close()

#Write a python program to count the frequency of words in a file

f1=open("abc.txt","r")
s=f1.read()
s1=s.split(" ")
l1=[]
for i in s1:
    if i not in l1:
        print(i,"count",s1.count(i))
    l1.append(i)
f1.close()

#Write a python program to count the frequency of words in a file
f1=open("abc.txt","r")
c=0
while True:
    s=f1.readline()
    c=c+1;
    if s=="":
        break;
print("number of lines =",c)
f1.close()

#Write a python program to find the longest words
f1=open("abc.txt","r")
s=f1.read()
s1=s.split(" ")
s2=""
for i in s1:
    if len(i)>len(s2):
        s2=i
print("Longest Word = ",s2)
f1.close()

#Write a python program to read a file line by line store it into vairable
f1=open("abc.txt","r")
s1=""
while True:
    s=f1.readline()
    if s=="":
        break
    s1=s1+s
print("Varibale = ",s1)
f1.close()

#Write a python program to read a file line by line store it into list
f1=open("abc.txt","r")
l1=[]
while True:
    s1=f1.readline()
    if s1=="":
        break
    l1.append(s1)
print("list =",l1)
f1.close()

#Write a python program to read last n lines
f1=open("abc.txt","r")
n=int(input("Enter Lines"))
lines=f1.readlines()
for i in lines[-n:]:
    print(i,end='')
f1.close()

#Write a python program to append text to a file and display the text
f1=open("xyz.txt","w")
f1.write("\nRBNB College Shrirampur")
f1.close()

f1=open("xyz.txt","r")
a=f1.read()
print(a)
f1.close()

#Write a python program to read first n lines
f1=open("kalyani.txt","r")
n=int(input("Enter No of Lines to read"))
for i in range(0,n):
        a=f1.readline()
        print(a,end="")
f1.close()


#Write a python program to read first n lines
f1=open("kalyani.txt","r")
s=f1.readlines()
n=int(input("Enter no of lines to read"))
for i in range(0,n):
    print(s[i],end="")
f1.close()    


#Write a python program to print each line of file in reverse order
f1=open("abc.txt","r")
while True:
    s=f1.readline()
    if s=="":
        break
    print(s[::-1],end="")
f1.close()


#Write a python program to append text to a file and display the text
f1=open("pqr.txt","w")
f1.write("HIIIIIIII HELLOOOOOO")
a=f1.read()
print(a)
f1.close()


#Write a python program to compute the no.of characters ,words and line in a file
f1=open("kalyani.txt","r")
c1=0
w=0
l=0
while True:
    s=f1.readline()
    l=l+len(s)
    if s=="":
        break
    c1=c1+1#line count
    s1=s.split(" ")
    for a in s1:
        w=w+1
print("lines=",c1)   
print("words=",w)
print("char=",l)

#copy content from one file to another file
f1=open("abc.txt","r")
f2=open("pqr.txt","w")
while True:
    s=f1.readline()
    if s=="":
        break
    f2.write(s)
f1.close()
f2.close()
print("File copy succesfully..")

#write text in to file
f1=open("abc.txt","w")
f1.write("Hiii HELLOo")
f1.close()
print("file write succ...")


#read file
f1=open("abc.txt","r")
s=f1.read()
print(s)
f1.close()