Make isort happy

src/jupyter_contrib_nbextensions/nbconvert_support/collapsible_headings.py

@@ -6,6 +6,7 @@ import os
 from notebook.services.config import ConfigManager
 
 from jupyter_contrib_nbextensions import __file__ as contrib_init
+
 from .exporter_inliner import ExporterInliner
 
 

src/jupyter_contrib_nbextensions/nbconvert_support/embedhtml.py

@@ -1,10 +1,11 @@
 """Embed graphics into HTML Exporter class"""
 
 import base64
-import re
-from nbconvert.exporters.html import HTMLExporter
-from ipython_genutils.ipstruct import Struct
 import os
+import re
+
+from ipython_genutils.ipstruct import Struct
+from nbconvert.exporters.html import HTMLExporter
 
 try:
     from urllib.request import urlopen  # py3

src/jupyter_contrib_nbextensions/nbconvert_support/toc2.py

@@ -14,6 +14,7 @@
 from nbconvert.exporters.html import HTMLExporter
 from traitlets.config import Config
 
+
 # -----------------------------------------------------------------------------
 # Classes
 # -----------------------------------------------------------------------------

tests/test_exporters.py

@@ -3,8 +3,8 @@
 
 import io
 import os
-
 from functools import wraps
+
 from nbconvert.tests.base import TestsBase
 from nbformat import v4, write
 

tox.ini

@@ -63,7 +63,7 @@ deps =
     flake8
     isort
 commands =
-    flake8 src tests setup.py
+    flake8 --max-line-length=120 src tests setup.py
     isort --verbose --check-only --diff --recursive src tests setup.py
 
 [testenv:docs]