python_magic_file_type_and_mime_detection_quickstart.py

1import magic
2
3# Identify the file type of a file by path
4file_type = magic.from_file("testdata/test.pdf")
5print(file_type)
6# Output: 'PDF document, version 1.2'
7
8# Identify the MIME type of a file by path
9mime_type = magic.from_file("testdata/test.pdf", mime=True)
10print(mime_type)
11# Output: 'application/pdf'
12
13# Identify the file type from a byte string
14buffer_type = magic.from_buffer(open("testdata/test.pdf", "rb").read(2048))
15print(buffer_type)
16# Output: 'PDF document, version 1.2'
17
18# Use a persistent Magic instance for better performance (reusable object)
19f = magic.Magic(mime=True)
20result = f.from_file("testdata/test.pdf")
21print(result)
22# Output: 'application/pdf'