Added file helper class

Author: Michael Skelton

lib/helpers/file_helper.py

@@ -0,0 +1,23 @@
+import os
+
+
+class file_helper(object):
+    """description of class"""
+    def __init__(self, output_file):
+        self.output_file = output_file
+
+    def check_directory(output_directory):
+        try:
+            os.stat(output_directory)
+        except:
+            os.mkdir(output_directory)
+            print("[!] %s didn't exist and has been created." % output_directory)
+
+    # validate json of output
+    def is_json(json_file):
+        try:
+            with open(json_file, "r") as f: 
+                json_object = json.load(f)
+        except ValueError:
+            return False
+        return True