--- src/sage/repl/ipython_kernel/install.py.orig 2015-10-23 19:23:39.728456590 +0000 +++ src/sage/repl/ipython_kernel/install.py 2015-10-23 19:24:00.965018978 +0000 @@ -13,8 +13,7 @@ SAGE_ROOT, SAGE_DOC, SAGE_LOCAL, SAGE_EXTCODE, SAGE_VERSION ) -from jupyter_core.paths import ENV_JUPYTER_PATH -JUPYTER_PATH = ENV_JUPYTER_PATH[0] +JUPYTER_PATH = os.environ.get('JUPYTER_PATH') class SageKernelSpec(object): @@ -208,7 +208,7 @@ sage: spec._symlink_resources() # not tested """ path = os.path.join(SAGE_EXTCODE, 'notebook-ipython') - for filename in os.listdir(path): + for filename in os.listdir('ext/notebook-ipython'): self.symlink( os.path.join(path, filename), os.path.join(self.kernel_dir, filename)