only add subdir if it exists

LouisColman · Apr 17, 2020 · 729096d · 729096d
1 parent 55e3272
commit 729096d
Showing 1 changed file with 3 additions and 4 deletions.
diff --git a/conda/models/match_spec.py b/conda/models/match_spec.py
@@ -188,10 +188,9 @@ def from_dist_str(cls, dist_str):
                 if subdir not in context.known_subdirs:
                     channel_str = channel_subdir_str
                     subdir = None
-                parts.update({
-                    'channel': channel_str,
-                    'subdir': subdir,
-                })
+                parts['channel'] = channel_str
+                if subdir:
+                    parts['subdir'] = subdir
             else:
                 parts['channel'] = channel_subdir_str