Fix SciLab builtins to only be a single type each (script).

1 files changed, 10 insertions, 3 deletions

diff --git a/pygments/lexers/_scilab_builtins.py b/pygments/lexers/_scilab_builtins.py
index 456edc48..d4c02a1a 100644
--- a/pygments/lexers/_scilab_builtins.py
+++ b/pygments/lexers/_scilab_builtins.py
@@ -3064,7 +3064,7 @@ variables_kw = (
 
 if __name__ == '__main__':
     import subprocess
-    from pygments.util import format_lines
+    from pygments.util import format_lines, duplicates_removed
 
     mapping = {'variables': 'builtin'}
 
@@ -3077,11 +3077,18 @@ mputl(strcat(completion("", "%s"), "||"), fd);
 mclose(fd)\n''' % var_type)
         if '||' not in output[1]:
             raise Exception(output[0])
-        return output[1].strip().split('||')
+        # Invalid DISPLAY causes this to be output:
+        text = output[1].strip()
+        if text.startswith('Error: unable to open display \n'):
+            text = text[len('Error: unable to open display \n'):]
+        return text.split('||')
 
     new_data = {}
+    seen = set()  # only keep first type for a given word
     for t in ('functions', 'commands', 'macros', 'variables'):
-        new_data[t] = extract_completion(t)
+        new_data[t] = duplicates_removed(extract_completion(t), seen)
+        seen.update(set(new_data[t]))
+
 
     with open(__file__) as f:
         content = f.read()