Merge pull request #16 from crd/add_codacy_badge

Add Codacy badge

README.rst

@@ -1,7 +1,7 @@
 faker_credit_score
 ==================
 
-|pypi| |unix_build| |coverage| |license| |black|
+|pypi| |unix_build| |coverage| |license| |codacy| |black|
 
 faker_credit_score is a community-created provider for the `Faker`_ test data
 generator Python package.
@@ -102,6 +102,10 @@ Execute unit tests and calculate code coverage like so:
     :target: https://github.com/crd/faker_credit_score/blob/master/LICENSE
     :alt: BSD 3-Clause License
 
+.. |codacy| image:: https://api.codacy.com/project/badge/Grade/accb555dd0ae4e9598333988d57487e7
+    :target: https://www.codacy.com/manual/crd/faker_credit_score?utm_source=github.com&utm_medium=referral&utm_content=crd/faker_credit_score&utm_campaign=Badge_Grade
+    :alt: Codacy code quality grade
+
 .. |black| image:: https://img.shields.io/badge/code%20style-black-000000.svg?style=flat-square
     :target: https://github.com/ambv/black
     :alt: Black code formatter