Fixed --exiftool-option, #369, for real this time

CHANGELOG.md

@@ -4,6 +4,12 @@ All notable changes to this project will be documented in this file. Dates are d
 
 Generated by [`auto-changelog`](https://github.com/CookPete/auto-changelog).
 
+#### [v0.40.11](https://github.com/RhetTbull/osxphotos/compare/v0.40.10...v0.40.11)
+
+> 9 February 2021
+
+- Fixed --exiftool-option, #369 [`198adda`](https://github.com/RhetTbull/osxphotos/commit/198addaa07a86ac5b0fd82787fdffff0a0fc19c6)
+
 #### [v0.40.10](https://github.com/RhetTbull/osxphotos/compare/v0.40.9...v0.40.10)
 
 > 7 February 2021

osxphotos/_version.py

@@ -1,3 +1,3 @@
 """ version info """
 
-__version__ = "0.40.11"
+__version__ = "0.40.12"

osxphotos/exiftool.py

@@ -315,7 +315,13 @@ class ExifTool:
         if not json_str:
             return dict()
 
-        exifdict = json.loads(json_str)
+        try:
+            exifdict = json.loads(json_str)
+        except Exception as e:
+            # will fail with some commands, e.g --ext AVI which produces
+            # 'No file with specified extension' instead of json
+            return dict()
+
         exifdict = exifdict[0]
         if not tag_groups:
             # strip tag groups