search_file and test work

search_file.py

@@ -3,6 +3,7 @@
 # prompt user if multiple are found
 
 import os
+import errno
 from fnmatch import fnmatch
 
 def search_all_match(filename, path):
@@ -12,7 +13,9 @@ def search_all_match(filename, path):
     for root, dirs, files in os.walk(path):
         for name in files:
             if fnmatch(filename, name):
-                results.append(os.path.join(root, name))
+                match_path = os.path.join(root, name)
+                if not os.path.islink(match_path):
+                    results.append(match_path)
     return results
 
 def print_num_list(paths):
@@ -40,6 +43,6 @@ def search_file(filename, path):
     paths = search_all_match(filename, path) 
     if len(paths) == 0 :
         print(f"No match for \"{filename}\". Link not modified.")
-        raise Exception(FileNotFoundError)
+        raise FileNotFoundError(errno.ENOENT, os.strerror(errno.ENOENT), filename)
     p = select_path(paths)
     return p