identify duplicate .mp3 files by size, then confirm is these are duoplicates by hash content' in python

main.py
import os
import hashlib

# Function to find duplicate files by size
def find_duplicate_by_size(directory):
    files_by_size = {}
    duplicates = []
    
    for dirpath, _, filenames in os.walk(directory):
        for filename in filenames:
            file_path = os.path.join(dirpath, filename)
            file_size = os.path.getsize(file_path)
            if file_size in files_by_size:
                duplicates.append((file_path, files_by_size[file_size]))
            else:
                files_by_size[file_size] = file_path
                
    return duplicates

# Function to check duplicate files by content using hashing
def find_duplicate_by_content(duplicates):
    duplicate_files = []
    for file1, file2 in duplicates:
        with open(file1, 'rb') as f1, open(file2, 'rb') as f2:
            hash1 = hashlib.sha256(f1.read()).hexdigest()
            hash2 = hashlib.sha256(f2.read()).hexdigest()
            if hash1 == hash2:
                duplicate_files.append((file1, file2))
    
    return duplicate_files

# Steps to find duplicates
directory = "path_to_directory"
duplicates_by_size = find_duplicate_by_size(directory)
duplicate_files = find_duplicate_by_content(duplicates_by_size)

print(duplicate_files)
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