Add config file for Sourcery.ai

[youtux]

Also refactor some code that looked weird

[codecov]

Codecov Report

Attention: 3 lines in your changes are missing coverage. Please review.

Comparison is base (b901519) 95.46% compared to head (034b6dc) 95.56%.

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #650      +/-   ##
==========================================
+ Coverage   95.46%   95.56%   +0.09%     
==========================================
  Files          49       49              
  Lines        1788     1783       -5     
  Branches      196      194       -2     
==========================================
- Hits         1707     1704       -3     
+ Misses         53       52       -1     
+ Partials       28       27       -1     

Files	Coverage Δ
src/pytest_bdd/generation.py	90.52% <100.00%> (-0.10%)	⬇️
src/pytest_bdd/gherkin_terminal_reporter.py	83.60% <89.28%> (+2.06%)	⬆️

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