add generic templates

file_utils.py

@@ -164,19 +164,24 @@ def parse(template, string):
     if result := re.match(reg, string):
         return result.groupdict()
 
-def find_last(template, **kargs):
-    #print(find_last, template, kargs)
-    pattern = Path(template).as_posix()
-    pattern = expandvars(pattern)
+def expand(template, **kargs):
+    template = Path(template).as_posix()
+    template = expandvars(template)
 
     for key, value in kargs.items():
-        pattern = re.sub(r'\{%s\}'%key, value, pattern)
+        template = re.sub(r'\{%s\}'%key, value, template)
+    
+    return template
+
+def find_last(template, **kargs):
+
+    pattern = expand(template, **kargs)
 
     pattern = re.sub(r'{\w+:(\d{2})d}', lambda x : '?' * int(x.groups()[0]), pattern)
     pattern = re.sub(r'{.*?}', '*', pattern)
     
-    print(pattern)
-
     filepaths = glob.glob(pattern)
     if filepaths:
-        return Path(max(filepaths))
+        return Path(max(filepaths))
+    else:
+        print(f'No preview found for template {pattern}')