ModuleNotFoundError: No module named 'cgi'

The legacy 'cgi' module (PEP 594) was deprecated in Python 3.11 and completely removed in Python 3.13 (PEP 594).

💡 Verified Solution

Replace 'cgi.parse_header' or 'cgi.escape' with 'email.message' / 'html.escape' or modern multipart parsers.

Patch / Unified Code Diff:

--- old.py
+++ new.py
@@ -1,2 +1,2 @@
-import cgi
-content_type, params = cgi.parse_header(header_val)
+from email.message import EmailMessage
+msg = EmailMessage(); msg['content-type'] = header_val; content_type = msg.get_content_type()

Official Primary Reference: https://docs.python.org/3/whatsnew/3.12.html#pep-594-remove-dead-batteries

🧪 Sandbox Execution Evidence

Exit Code: 0

Tests Passed: 1 / 1

Confidence: 98%

Protocol: MCP 2026

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