hyperframe_http2_headers_frame_serialize_and_parse.py

1import hyperframe.frame
2
3# Create a HeadersFrame
4frame = hyperframe.frame.HeadersFrame(stream_id=1)
5frame.data = b'header data'
6
7# Serialize the frame into a byte string
8serialized = frame.serialize()
9print(f"Serialized frame: {serialized.hex()}")
10
11# Parse the frame back from the byte string
12# We use the first 9 bytes (the header) to determine the type and length
13header = serialized[:9]
14body = serialized[9:]
15
16# Create the correct frame type from the header
17parsed_frame, length = hyperframe.frame.Frame.parse_header_prefix(header)
18
19# Populate the frame with the body data
20parsed_frame.parse_body(memoryview(body))
21
22print(f"Parsed frame type: {type(parsed_frame).__name__}")
23print(f"Parsed stream ID: {parsed_frame.stream_id}")
24print(f"Parsed data: {parsed_frame.data}")