431 headers too long for some URI lengths

Summary

import linkahead as db

try:
    db.execute_query("0123456789" * 815)
except db.HTTPURITooLongError as err:
    print(err.msg)

Expected Behavior

Should give an HTTPURITooLongError so the URI can be shortened if necessary.

Actual Behavior

Does not.

Steps to Reproduce the Problem

Run that code.

Specifications

• Version: Which version of this software?
• Platform: Which operating system, which other relevant software versions?

Possible fixes

Do you have ideas how the issue can be resolved?