search wheel first, see rasterio/rasterio@059ad3e#diff-bcec099fb51869…

…38da74b5bfc04c1476
Toblerity · May 9, 2020 · 4a701c3 · 4a701c3
1 parent e1f0e1b
commit 4a701c3
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/fiona/env.py b/fiona/env.py
@@ -589,8 +589,14 @@ def wrapper(*args, **kwds):
 
 if "GDAL_DATA" not in os.environ:
 
+    path = GDALDataFinder().search_wheel()
+
+    if path:
+        os.environ['GDAL_DATA'] = path
+        log.debug("GDAL data found in package, GDAL_DATA set to %r.", path)
+
     # See https://github.com/mapbox/rasterio/issues/1631.
-    if GDALDataFinder().find_file("header.dxf"):
+    elif GDALDataFinder().find_file("header.dxf"):
         log.debug("GDAL data files are available at built-in paths")
 
     else: