remove scrapy.utils.testsite from PY3 ignores

conftest.py

@@ -8,6 +8,7 @@ def _py_files(folder):
 
 
 collect_ignore = [
+    # deprecated or moved modules
     "scrapy/conf.py",
     "scrapy/stats.py",
     "scrapy/project.py",
@@ -19,6 +20,10 @@ collect_ignore = [
     "scrapy/command.py",
     "scrapy/linkextractor.py",
     "scrapy/spider.py",
+
+    # not a test, but looks like a test
+    "scrapy/utils/testsite.py",
+
 ] + _py_files("scrapy/contrib") + _py_files("scrapy/contrib_exp")
 
 

scrapy/utils/testsite.py

@@ -4,6 +4,7 @@ from six.moves.urllib.parse import urljoin
 from twisted.internet import reactor
 from twisted.web import server, resource, static, util
 
+
 class SiteTest(object):
 
     def setUp(self):
@@ -18,6 +19,7 @@ class SiteTest(object):
     def url(self, path):
         return urljoin(self.baseurl, path)
 
+
 def test_site():
     r = resource.Resource()
     r.putChild("text", static.Data("Works", "text/plain"))

tests/py3-ignores.txt

@@ -52,8 +52,6 @@ scrapy/xlib/tx/endpoints.py
 scrapy/xlib/tx/client.py
 scrapy/xlib/tx/_newclient.py
 scrapy/xlib/tx/__init__.py
-scrapy/xlib/tx/__init__.py
-scrapy/utils/testsite.py
 scrapy/http/cookies.py
 scrapy/core/downloader/handlers/s3.py
 scrapy/core/downloader/handlers/http11.py