calcpy: improvements

- escape actually works in vi-mode
- added dg() alias for degrees()

src/.config/ipython/profile_calcpy/ipython_config.py

@@ -2,3 +2,4 @@ c = get_config()
 
 c.TerminalInteractiveShell.editing_mode = "vi"
 c.TerminalInteractiveShell.show_rewritten_input = False
+c.TerminalInteractiveShell.emacs_bindings_in_vi_insert_mode = False

src/.config/ipython/profile_calcpy/startup/startup.ipy

@@ -1,4 +1,6 @@
 # vim: ft=python
 
+from math import degrees as dg
+
 # don't need parentheses on some function calls
 %autocall 2