Bug fixes

[tclose]

• add imports to generated contests
• Pascal case of escaped leading digits in file formats
• Handle "string" forward refs when combining with previous formats during doctests format guessing

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 89.41%. Comparing base (9deb792) to head (25a4a26).

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #15      +/-   ##
==========================================
+ Coverage   89.27%   89.41%   +0.14%     
==========================================
  Files          16       16              
  Lines        1883     1890       +7     
==========================================
+ Hits         1681     1690       +9     
+ Misses        202      200       -2     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.