Fixed E261 flake8 errors

at least two spaces before inline comment

testing/python/collect.py

@@ -923,13 +923,13 @@ class TestTracebackCutting(object):
         out = result.stdout.str()
         assert "xyz" in out
         assert "conftest.py:5: ValueError" in out
-        numentries = out.count("_ _ _") # separator for traceback entries
+        numentries = out.count("_ _ _")  # separator for traceback entries
         assert numentries == 0
 
         result = testdir.runpytest("--fulltrace", p)
         out = result.stdout.str()
         assert "conftest.py:5: ValueError" in out
-        numentries = out.count("_ _ _ _") # separator for traceback entries
+        numentries = out.count("_ _ _ _")  # separator for traceback entries
         assert numentries > 3
 
     def test_traceback_error_during_import(self, testdir):

testing/python/fixture.py

@@ -44,7 +44,7 @@ class TestFillFixtures(object):
             def test_func(some):
                 pass
         """)
-        result = testdir.runpytest() # "--collect-only")
+        result = testdir.runpytest()  # "--collect-only")
         assert result.ret != 0
         result.stdout.fnmatch_lines([
             "*def test_func(some)*",

testing/python/integration.py

@@ -4,7 +4,7 @@ from _pytest import runner
 
 
 class TestOEJSKITSpecials(object):
-    def test_funcarg_non_pycollectobj(self, testdir): # rough jstests usage
+    def test_funcarg_non_pycollectobj(self, testdir):  # rough jstests usage
         testdir.makeconftest("""
             import pytest
             def pytest_pycollect_makeitem(collector, name, obj):
@@ -30,7 +30,7 @@ class TestOEJSKITSpecials(object):
         pytest._fillfuncargs(clscol)
         assert clscol.funcargs['arg1'] == 42
 
-    def test_autouse_fixture(self, testdir): # rough jstests usage
+    def test_autouse_fixture(self, testdir):  # rough jstests usage
         testdir.makeconftest("""
             import pytest
             def pytest_pycollect_makeitem(collector, name, obj):