updates

setup.cfg

@@ -70,7 +70,7 b' install_requires ='
     jedi>=0.16
     decorator
     pickleshare
-    traitlets>=4.2
+    traitlets>=5
     prompt_toolkit>=2.0.0,<3.1.0,!=3.0.0,!=3.0.1
     pygments
     backcall
@@ -82,8 +82,6 b' install_requires ='
 
 [options.packages.find]
 exclude =
-    deathrow
-    quarantine
     setupext
 
 [options.package_data]

setup.py

@@ -179,4 +179,5 b' setup_args["extras_require"] = extras_require'
 # Do the actual setup now
 #---------------------------------------------------------------------------
 
-setup(**setup_args)
+if __name__ == "__main__":
+    setup(**setup_args)