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In this tutorial, we will learn how to count the number of digits present in a text file using Python. Here is the logic and explanation of the program:
- First, we need to open the required text file in read mode in our Python file. To do this, we use the following command:
f = open("content.txt","r")
Here, the name of the text file is "content.txt" and it is present in the same directory as this Python file. If the text file is located elsewhere, you will need to specify the complete path to the file.
- Next, we read the content of the file using the following command and store the data in the form of a string:
text = f.read()
- Now, we need to count the number of digits in the string. To do this, we create a variable called
count_digit
and set it to 0.
count_digit = 0
- Next, we iterate through each character in the
text
string and check if it is a digit. If it is, we increment thecount_digit
variable by 1. If it is not a digit, we do not change the value ofcount_digit
.
for char in text:
if char.isdigit():
count_digit += 1
How to Count the Number of Digits in a Text File Using Python
In this tutorial, we will learn how to count the number of digits present in a text file using Python. Here is the logic and explanation of the program:
- First, we need to open the required text file in read mode in our Python file. To do this, we use the following command:
Copy codef = open("content.txt","r")
Here, the name of the text file is "content.txt" and it is present in the same directory as this Python file. If the text file is located elsewhere, you will need to specify the complete path to the file.
- Next, we read the content of the file using the following command and store the data in the form of a string:
Copy codetext = f.read()
- Now, we need to count the number of digits in the string. To do this, we create a variable called
count_digit
and set it to 0.
Copy codecount_digit = 0
- Next, we iterate through each character in the
text
string and check if it is a digit. If it is, we increment thecount_digit
variable by 1. If it is not a digit, we do not change the value ofcount_digit
.
Copy codefor char in text:
if char.isdigit():
count_digit += 1
- Finally, we print the value of
count_digit
to the console, which will give us the number of digits present in the text file.
print(count_digit)
Here is the complete source code for the program:
f = open("content.txt","r")
text = f.read()
count_digit = 0
for char in text:
if char.isdigit():
count_digit += 1
print(count_digit)
f.close()
I hope the explanation and logic of the program is clear. If you have any questions, feel free to ask in the comments below.