diff --git a/file-extension.py b/file-extension.py
new file mode 100644
index 0000000..69e9c73
--- /dev/null
+++ b/file-extension.py
@@ -0,0 +1,13 @@
+#Runs through a directory of files and identifies whether each file has an extension (true) or not (false).
+
+import fnmatch
+import os
+
+def file_extension(file):
+    if fnmatch.fnmatch(file, '*.*'):
+        print(file, 'True')
+    else:
+        print(file, 'False')
+
+for file in os.listdir('path/to/dir'):
+    file_extension(file)