allow no magic

code/utils/utils.py

@@ -3,7 +3,10 @@ from datetime import datetime
 from flask import current_app as app
 import requests
 import re
-import magic
+try:
+    import magic
+except ImportError:
+    pass
 try:
     from urllib.request import pathname2url
     from urllib.request import urlparse
@@ -60,7 +63,11 @@ def version_date(full_path):
 
 
 def file_mime(filename):
-    return magic.from_file(filename, mime = True)
+    try:
+        return magic.from_file(filename, mime = True)
+    except NameError:
+        # magic not imported
+        return "NA"
 
 def file_stat(path, filename):
     full_path = os.path.join(path, filename)