How to count the number of uppercase letters in a file in python?

Python calculates the number of uppercase letters in a file

First prepare a file 123.txt locally. The content is as follows. Of course you can do whatever you want wrote.

dsggsa
asfaf
DFV
DFDFSDF
dsfsdAFAFAFA

Then it’s time to code.

with open('123.txt','r') as file:
    count=0
    content=file.read()
    for i in content:
        if i.isupper():
            count+=1

print(count)

Look at the output results:

17

Recommended learning: Python video tutorial

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