warc3_clueweb09_wet_file_reader_text_extraction.py

1import warc
2
3# Note: The 'warc3' package is installed via 'pip install warc3', 
4# but it is imported as 'warc' in your code.
5
6def read_clueweb_wet(file_path):
7    # Open the ClueWeb09 WET file
8    # WET files contain the extracted plain text from the original WARC crawls
9    with warc.open(file_path) as f:
10        for record in f:
11            # Check if the record has a URI (usually conversion records in WET files)
12            if record.url:
13                print(f"URL: {record.url}")
14                
15                # Extract the text content from the record payload
16                # For WET files, the payload is the plain text of the webpage
17                content = record.payload.read()
18                print(f"Content length: {len(content)} characters")
19                print("-" * 20)
20
21if __name__ == "__main__":
22    # Example usage with a ClueWeb09 WET file (typically .warc.wet.gz)
23    # read_clueweb_wet("example.warc.wet.gz")
24    pass