Clarify help for editor config option
@@ -63,9 +63,11 @@ class JupyterWidget(IPythonWidget):
editor = Unicode(default_editor, config=True,
help="""
- A command for invoking a system text editor. If the string contains a
+ A command for invoking a GUI text editor. If the string contains a
{filename} format specifier, it will be used. Otherwise, the filename
- will be appended to the end the command.
+ will be appended to the end the command. To use a terminal text editor,
+ the command should launch a new terminal, e.g.
+ ``"gnome-terminal -- vim"``.
""")
editor_line = Unicode(config=True,
