[Python] Python read/write vs shutil copy

I need to save files uploaded to my server (Max file size is 10MB) and found this answer, which works perfectly. However, I'm wondering what is the point of using the shutil module, and what is the difference between this:

file_location = f"files/{uploaded_file.filename}"
with open(file_location, "wb+") as file_object:
file_object.write(uploaded_file.file.read())


and this:

import shutil

file_location = f"files/{uploaded_file.filename}"
with open(file_location, "wb+") as file_object:
shutil.copyfileobj(uploaded_file.file, file_object)


During my programming experience, I came across shutil module multiple times, but still can't figure out what its benefits are over read() and write() methods.

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