Remove unused imports in IPython.html

IPython/html/notebookapp.py

@@ -27,7 +27,6 b' import socket'
 import sys
 import threading
 import time
-import uuid
 import webbrowser
 
 
@@ -36,7 +35,6 b' import webbrowser'
 from IPython.utils.zmqrelated import check_for_zmq
 check_for_zmq('2.1.11', 'IPython.html')
 
-import zmq
 from jinja2 import Environment, FileSystemLoader
 
 # Install the pyzmq ioloop. This has to be done before anything else from

IPython/html/services/clusters/clustermanager.py

@@ -22,13 +22,11 b' from tornado import web'
 from zmq.eventloop import ioloop
 
 from IPython.config.configurable import LoggingConfigurable
-from IPython.config.loader import load_pyconfig_files
 from IPython.utils.traitlets import Dict, Instance, CFloat
 from IPython.parallel.apps.ipclusterapp import IPClusterStart
 from IPython.core.profileapp import list_profiles_in
 from IPython.core.profiledir import ProfileDir
 from IPython.utils.path import get_ipython_dir
-from IPython.utils.sysinfo import num_cpus
 
 
 #-----------------------------------------------------------------------------

IPython/html/services/kernels/kernelmanager.py

@@ -20,7 +20,7 b' from tornado import web'
 
 from IPython.kernel.multikernelmanager import MultiKernelManager
 from IPython.utils.traitlets import (
-    Dict, List, Unicode, Integer,
+    Dict, List, Unicode,
 )
 
 #-----------------------------------------------------------------------------