Update README.md

README.md

@@ -30,7 +30,7 @@ huggingface-cli download BramVanroy/fineweb-2-duckdbs fw2-deu_Latn.duckdb --loca
 import re
 import duckdb
 
-uuid_re = re.compile(r"<urn:uuid:([a-zA-Z0-9]{8}-?[a-zA-Z0-9]{4}-?[a-zA-Z0-9]{4}-?[a-zA-Z0-9]{4}-?[a-zA-Z0-9]{12})>")
+uid_re = re.compile(r"<urn:uuid:([a-zA-Z0-9]{8}-?[a-zA-Z0-9]{4}-?[a-zA-Z0-9]{4}-?[a-zA-Z0-9]{4}-?[a-zA-Z0-9]{12})>")
 
 duckdb_path = "duckdbs/fineweb-2/fw2-deu_Latn.duckdb"
 con = duckdb.connect(duckdb_path, read_only=True)
@@ -38,10 +38,10 @@ con = duckdb.connect(duckdb_path, read_only=True)
 dump = "CC-MAIN-2013-20"
 uuid_urn = "<urn:uuid:4cd2db15-ae0c-482a-8688-d023d4b19f60>"
 # !! Important: extract the UUID from the URN
-uid = uuid_re.sub("\\1", uuid_urn).replace("-", "")
+uid = uid_re.sub("\\1", uuid_urn).replace("-", "")
 
 query = "SELECT EXISTS (SELECT 1 FROM dataset WHERE dump = ? AND id = ?)"
-exists = bool(con.execute(query, (dump, uuid)).fetchone()[0])
+exists = bool(con.execute(query, (dump, uid)).fetchone()[0])
 
 print(f"Does ID {uid} exist in {dump}? {exists}")
 ```