Comment out mysql-connector-python for now; build is failing.

setup.py

@@ -263,17 +263,17 @@ def read_file(*path):
             # First, mysql
             # pymysql on 3.6 on all platforms. We get coverage data from Travis,
             # and we get 2.7 from PyPy and Windows.
-            'PyMySQL >= 0.6.6; python_version == "3.6" or platform_python_implementation == "PyPy" or sys_platform == "win32"',
+            'PyMySQL >= 0.6.6; python_version == "3.7" or platform_python_implementation == "PyPy" or sys_platform == "win32"',
             # mysqlclient (binary) on all CPythons. It's the default,
             # except on old Windows. We get coverage from Travis.
             'mysqlclient >= 1.4,!=2.0.0;platform_python_implementation=="CPython" and (sys_platform != "win32")',
             # mysql-connector-python on Python 3.7 for coverage on Travis and ensuring it works
             # on Windows, and PyPy for testing there, since it's one of two pure-python versions.
-            'mysql-connector-python >= 8.0.16; python_version == "3.7"',
+            #'mysql-connector-python >= 8.0.16; python_version == "3.7"',
             # 8.0.24 (!) quietly dropped support for Python 2, but they didn't set the
             # PyPI metadata right at least up through 8.0.26, so we get an incompatible version
             # without this pin.
-            'mysql-connector-python >= 8.0.16, < 8.0.24; platform_python_implementation == "PyPy"',
+            #'mysql-connector-python >= 8.0.16, < 8.0.24; platform_python_implementation == "PyPy"',
             # postgresql
             # pure-python
             # pg8000 on Python 2.7 or PyPy. We get coverage from Travis, and we also