Python Program to Count Tabs, Spaces and Newline Characters in a File

file1=open("AI.txt", "w")
file1.write("Artificial Intelligence is a method of learning new data.
\n Artificial Intelligence covers three types of tasks:\n 1. Mundane Tasks\t
2. Formal Tasks\t 3. Expert Tasks")
file1=open("AI.txt", "r")
filename=input("Enter the filename: ")
with open(filename) as file:
text=file.read()
count_tab=0
count_space=0
count_newline=0
for char in text:
if char=='\t':
count_tab+=1
if char==' ':
count_space+=1
if char=='\n':
count_newline+=1
print("How many Tabs are present in these file? ", count_tab)
print("How many Spaces are present in these file? ", count_space)
print("How many Newlines are present in these file? ", count_newline)