maint: update setup.cfg

Author: oesteban

setup.cfg

@@ -81,8 +81,9 @@ style =
     flake8 >= 3.7.0
 test =
     pytest >= 4.4
-    pytest-xdist >= 1.28
-    pytest-cov
+    pytest-xdist >= 2.0
+    pytest-cov >= 2.10.1
+    pytest-env
     coverage
 tests =
     %(test)s
@@ -111,16 +112,27 @@ max-line-length = 99
 doctests = False
 ignore =
     W503
+    E231
+    E203
 exclude =
     *build/
-    */.afq/*
-    docs/
+    docs/sphinxext/
+    docs/tools/
+per-file-ignores =
+    **/__init__.py : F401
+    docs/conf.py : E265
 
 [tool:pytest]
-norecursedirs = .* _*
-addopts = -vx --doctest-modules
-doctest_optionflags = ALLOW_UNICODE NORMALIZE_WHITESPACE IGNORE_EXCEPTION_DETAIL
+norecursedirs = .git
+addopts = -vsx --doctest-modules
+doctest_optionflags = ALLOW_UNICODE NORMALIZE_WHITESPACE NUMBER
 env =
     PYTHONHASHSEED=0
 filterwarnings =
     ignore::DeprecationWarning
+    ignore::PendingDeprecationWarning
+    ignore:cmp not installed:UserWarning
+    ignore:This has not been fully tested:UserWarning
+
+[coverage:run]
+concurrency = multiprocessing