diff --git a/w3af/core/controllers/core_helpers/strategy.py b/w3af/core/controllers/core_helpers/strategy.py
index 83e400f7dd..997ec9e673 100644
--- a/w3af/core/controllers/core_helpers/strategy.py
+++ b/w3af/core/controllers/core_helpers/strategy.py
@@ -189,7 +189,8 @@ def _fuzzable_request_router(self):
             self._handle_all_consumer_exceptions(_other)
 
             # Route fuzzable requests
-            route_result = self._route_one_fuzzable_request_batch(_input, output,
+            route_result = self._route_one_fuzzable_request_batch(_input,
+                                                                  output,
                                                                   finished,
                                                                   consumer_forced_end)
 
diff --git a/w3af/core/controllers/misc/io.py b/w3af/core/controllers/misc/io.py
index b59e78688b..62bc444b9d 100644
--- a/w3af/core/controllers/misc/io.py
+++ b/w3af/core/controllers/misc/io.py
@@ -28,8 +28,8 @@ class NamedStringIO(StringIO, str):
     def __new__(cls, *args, **kwargs):
         return super(NamedStringIO, cls).__new__(cls, args[0])
 
-    def __init__(self, thestr, name):
-        super(NamedStringIO, self).__init__(thestr)
+    def __init__(self, the_str, name):
+        super(NamedStringIO, self).__init__(the_str)
         self._name = name
 
     # pylint: disable=E0202
diff --git a/w3af/core/controllers/misc/safe_deepcopy.py b/w3af/core/controllers/misc/safe_deepcopy.py
new file mode 100644
index 0000000000..c081b207a6
--- /dev/null
+++ b/w3af/core/controllers/misc/safe_deepcopy.py
@@ -0,0 +1,44 @@
+"""
+safe_deepcopy.py
+
+Copyright 2015 Andres Riancho
+
+This file is part of w3af, http://w3af.org/ .
+
+w3af is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation version 2 of the License.
+
+w3af is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with w3af; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+
+"""
+import copy
+
+from w3af.core.controllers.misc.decorators import retry
+
+
+@retry(2, delay=0.5, backoff=1.1)
+def safe_deepcopy(instance):
+    """
+    In most cases this will just be a wrapper around copy.deepcopy(instance)
+    without any added features, but when that fails because of a race condition
+    such as dictionary changed size during iteration - crawl_plugin.py #8956 ,
+    then we retry.
+
+    I don't want to debug the real issue since it only happen once and I can
+    live with the retry.
+
+    :see: https://github.com/andresriancho/w3af/issues/8956
+    :see: https://github.com/andresriancho/w3af/issues/9449
+
+    :param instance: The object instance we want to copy
+    :return: A deep copy of the instance
+    """
+    return copy.deepcopy(instance)
\ No newline at end of file
diff --git a/w3af/core/controllers/misc/tests/test_io.py b/w3af/core/controllers/misc/tests/test_io.py
new file mode 100644
index 0000000000..d3e9bf411d
--- /dev/null
+++ b/w3af/core/controllers/misc/tests/test_io.py
@@ -0,0 +1,32 @@
+"""
+test_io.py
+
+Copyright 2015 Andres Riancho
+
+This file is part of w3af, http://w3af.org/ .
+
+w3af is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation version 2 of the License.
+
+w3af is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with w3af; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+
+"""
+import unittest
+
+from w3af.core.controllers.misc.io import NamedStringIO
+
+class TestIO(unittest.TestCase):
+    
+    def test_named_string_io(self):
+        content = 'content'
+        name = 'name'
+        ns_io = NamedStringIO(content, name)
+        self.assertEqual(str(ns_io), content)
diff --git a/w3af/core/controllers/plugins/audit_plugin.py b/w3af/core/controllers/plugins/audit_plugin.py
index 7f9905e0fa..6b3b6905b6 100644
--- a/w3af/core/controllers/plugins/audit_plugin.py
+++ b/w3af/core/controllers/plugins/audit_plugin.py
@@ -29,6 +29,7 @@
 import w3af.core.controllers.output_manager as om
 
 from w3af.core.controllers.plugins.plugin import Plugin
+from w3af.core.controllers.misc.safe_deepcopy import safe_deepcopy
 from w3af.core.data.request.variant_identification import are_variants
 from w3af.core.controllers.exceptions import FourOhFourDetectionException
 
@@ -133,7 +134,7 @@ def audit_with_copy(self, fuzzable_request, orig_resp):
         In other words, if one plugins modified the fuzzable request object
         INSIDE that plugin, I don't want the next plugin to suffer from that.
         """
-        fuzzable_request = copy.deepcopy(fuzzable_request)
+        fuzzable_request = safe_deepcopy(fuzzable_request)
 
         try:
             with ThreadingTimeout(self.PLUGIN_TIMEOUT, swallow_exc=False):
diff --git a/w3af/core/controllers/plugins/crawl_plugin.py b/w3af/core/controllers/plugins/crawl_plugin.py
index 4d435e1a7e..0d666aeabf 100644
--- a/w3af/core/controllers/plugins/crawl_plugin.py
+++ b/w3af/core/controllers/plugins/crawl_plugin.py
@@ -19,13 +19,11 @@
 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 
 """
-import copy
-
 from stopit import ThreadingTimeout, TimeoutException
 
 from w3af.core.data.request.fuzzable_request import FuzzableRequest
+from w3af.core.controllers.misc.safe_deepcopy import safe_deepcopy
 from w3af.core.controllers.plugins.plugin import Plugin
-from w3af.core.controllers.misc.decorators import retry
 from w3af.core.controllers.core_helpers.fingerprint_404 import is_404
 from w3af.core.controllers.exceptions import (BaseFrameworkException,
                                               FourOhFourDetectionException)
@@ -114,20 +112,3 @@ def http_get_and_parse(self, url, *args, **kwargs):
                 on_success(http_response, url, *args)
 
         return http_response
-
-
-@retry(2, delay=0.5, backoff=1.1)
-def safe_deepcopy(instance):
-    """
-    In most cases this will just be a wrapper around copy.deepcopy(instance)
-    without any added features, but when that fails because of a race condition
-    such as dictionary changed size during iteration - crawl_plugin.py #8956 ,
-    then we retry.
-
-    I don't want to debug the real issue since it only happen once and I can
-    live with the retry.
-
-    :param instance: The object instance we want to copy
-    :return: A deep copy of the instance
-    """
-    return copy.deepcopy(instance)
\ No newline at end of file