Fixed codecov issue

.github/workflows/python_package.yml

@@ -52,11 +52,6 @@ jobs:
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
           file: ./coverage.xml
-          files: ./coverage1.xml,./coverage2.xml
-          directory: ./coverage/reports/
-          flags: unittests
-          env_vars: OS,PYTHON
           name: codecov-umbrella
           fail_ci_if_error: true
-          path_to_write_report: ./coverage/codecov_report.gz
           verbose: true

coverage.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0" ?>
-<coverage version="5.3" timestamp="1603035191099" lines-valid="23949" lines-covered="6464" line-rate="0.2699" branches-covered="0" branches-valid="0" branch-rate="0" complexity="0">
+<coverage version="5.3" timestamp="1603035375644" lines-valid="23949" lines-covered="6464" line-rate="0.2699" branches-covered="0" branches-valid="0" branch-rate="0" complexity="0">
 	<!-- Generated by coverage.py: https://coverage.readthedocs.io -->
 	<!-- Based on https://raw.githubusercontent.com/cobertura/web/master/htdocs/xml/coverage-04.dtd -->
 	<sources>