Use ==/!= to compare str, bytes, and int literals

Identity is not the same thing as equality in Python.

$ __[flake8](http://flake8.pycqa.org)  . --count --select=E9,F63,F7,F82 --show-source --statistics__
```
    if resp.status_code is 200:
       ^
1     F632 use ==/!= to compare str, bytes, and int literals
1
```

Author: cclauss

irrelevant/generate_contributions.py

@@ -39,7 +39,7 @@
     issue_string = ', '.join([issue_format.format(i, i) for i in issues])
     resp = requests.get(github_rest_api.format(handle))
     name = handle
-    if resp.status_code is 200:
+    if resp.status_code == 200:
         pprint.pprint(resp.json()['name'])
     else:
         print(handle, resp.content)
@@ -48,4 +48,4 @@
                                         handle,
                                         issue_string))
 
-print(table_header + "\n".join(rows_so_far))
+print(table_header + "\n".join(rows_so_far))