Update README with accurate links

Makefile

@@ -12,7 +12,7 @@ test:
 	py.test tests/test.py --cov=codecov
 
 format:
-	black . --check
+	black . -v -t py38 --check --diff
 
 compare:
 	hub compare $(shell git tag --sort=refname | tail -1)...master

README.md

@@ -1,4 +1,5 @@
-Codecov Global Python Uploader
+# Codecov Global Python Uploader
+
 [![codecov.io](https://codecov.io/github/codecov/codecov-python/coverage.svg?branch=master)](https://codecov.io/github/codecov/codecov-python)
 ![PyPI](https://img.shields.io/pypi/v/codecov)
 [![Code style: black](https://img.shields.io/badge/code%20style-black-000000.svg)](https://github.com/psf/black)
@@ -105,13 +106,14 @@ If you're seeing an **HTTP 400 error when uploading reports to S3**, make sure y
 
 
 [1]: https://codecov.io/support/
-[2]: https://community.codecov.io/
-[3]: https://twitter.com/codecov
+[2]: https://docs.codecov.io/
+[3]: https://community.codecov.io/
+[4]: https://twitter.com/codecov
 
 ## Copyright
 
 > Copyright 2014-2020 codecov
 
 
 ## License
-[![FOSSA Status](https://app.fossa.com/api/projects/git%2Bgithub.com%2Fcodecov%2Fcodecov-python.svg?type=large)](https://app.fossa.com/projects/git%2Bgithub.com%2Fcodecov%2Fcodecov-python?ref=badge_large)
+[![FOSSA Status](https://app.fossa.com/api/projects/git%2Bgithub.com%2Fcodecov%2Fcodecov-python.svg?type=large)](https://app.fossa.com/projects/git%2Bgithub.com%2Fcodecov%2Fcodecov-python?ref=badge_large)

tests/test.py

@@ -278,7 +278,7 @@ def test_send(self):
                     gzip_worker.decompress(put.call_args[1]["data"])
                     + gzip_worker.flush()
                 )
-                assert u"tests/test.py".encode("utf-8") in reports
+                assert "tests/test.py".encode("utf-8") in reports
 
     def test_send_error(self):
         with patch("requests.post") as post:
@@ -866,7 +866,9 @@ def test_ci_gitlab(self):
     )
     def test_ci_github(self):
         self.set_env(
-            HOME="/", CODECOV_TOKEN="token", CODECOV_NAME="name",
+            HOME="/",
+            CODECOV_TOKEN="token",
+            CODECOV_NAME="name",
         )
         self.fake_report()
         res = self.run_cli()