Merge pull request #42 from Workable/bug/41_fix_flake8_issue

Fix flake8 issues

.circleci/config.yml

@@ -45,7 +45,6 @@ jobs:
           name: Unit-Tests
           command: |
             . venv/bin/activate
-            pip install
             ${PYTHON_BIN} setup.py nosetests
 
   test-3.5:

setup.py

@@ -7,9 +7,9 @@
 **Flask-Log-Request-Id** is an extension for `Flask`_ that can parse and handle
 the request-id sent by request processors like `Amazon ELB`_, `Heroku Request-ID`_
 or any multi-tier infrastructure as the one used at microservices. A common
-usage scenario is to inject the request\_id in the logging system so that all
+usage scenario is to inject the request\\_id in the logging system so that all
 log records, even those emitted by third party libraries, have attached the
-request\_id that initiated their call. This can greatly improve tracing and debugging of problems.
+request\\_id that initiated their call. This can greatly improve tracing and debugging of problems.
 
 
 Features
@@ -95,9 +95,10 @@ def index():
 
 test_requirements = [
     'nose',
+    'flake8',
     'mock==2.0.0',
-    'coverage~=4.3.4',
-    'celery~=4.1.0'
+    'coverage~=4.5.4',
+    'celery~=4.3.0'
 ]
 
 setup(
@@ -128,8 +129,7 @@ def index():
         "nose"
     ],
     extras_require={
-        'test': test_requirements,
-        'celery': ["celery~=4.1.0"],
+        'test': test_requirements
     },
     test_suite='nose.collector',
     classifiers=[