From befbff31b73d5373b5933a3762a3a3c6e871e8da Mon Sep 17 00:00:00 2001
From: scottbelden <scottabelden@gmail.com>
Date: Tue, 7 May 2019 13:55:20 -0400
Subject: [PATCH] py/repl: Enter four spaces when there are no matches.

Originally at adafruit#1859

Signed-off-by: scottbelden <scottabelden@gmail.com>
---
 py/repl.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/py/repl.c b/py/repl.c
index 3b1837031b..a8ae1d0695 100644
--- a/py/repl.c
+++ b/py/repl.c
@@ -228,6 +228,10 @@ size_t mp_repl_autocomplete(const char *str, size_t len, const mp_print_t *print
 
             // nothing found
             if (q_first == 0) {
+                if (s_len == 0) {
+                    *compl_str = "    ";
+                    return 4;
+                }
                 // If there're no better alternatives, and if it's first word
                 // in the line, try to complete "import".
                 if (s_start == org_str) {