Fix coverage

[fancaiyu]

No description provided.

[codecov]

Codecov Report

❌ Patch coverage is 37.50000% with 10 lines in your changes missing coverage. Please review.
✅ Project coverage is 93.77%. Comparing base (ef95625) to head (bb236aa).
⚠️ Report is 1 commits behind head on master.

Files with missing lines	Patch %	Lines
MCintegration/integrators_test.py	23.07%	10 Missing ⚠️

❌ Your patch status has failed because the patch coverage (37.50%) is below the target coverage (80.00%). You can increase the patch coverage or adjust the target coverage.
❌ Your project status has failed because the head coverage (93.77%) is below the target coverage (95.00%). You can increase the head coverage or adjust the target coverage.

Additional details and impacted files

@@            Coverage Diff             @@
##           master      #41      +/-   ##
==========================================
- Coverage   95.46%   93.77%   -1.69%     
==========================================
  Files          10       10              
  Lines        1366     1381      +15     
==========================================
- Hits         1304     1295       -9     
- Misses         62       86      +24     

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

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.