Avoid initializing python twice.

LaurentMazare · Nov 13, 2018 · abc1262 · abc1262
1 parent 0655591
commit abc1262
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/matplotlib/matplotlib.ml b/src/matplotlib/matplotlib.ml
@@ -58,7 +58,8 @@ end
 type t = Py.Object.t
 
 let init backend =
- Py.initialize ();
+ if not (Py.is_initialized ())
+ then Py.initialize ();
  let plt = Py.import "matplotlib.pyplot" in
  Option.iter (Backend.to_string_option backend) ~f:(fun backend_str ->
  ignore (plt.&("switch_backend")[| Py.String.of_string backend_str |]));