Updated README, and comments within exporter.py

tools/exporter/ReadMe.md

@@ -2,7 +2,7 @@
 
 Allows you to export audit data from the SafetyCulture Platform and save them anywhere on your computer.
 
-Supported export formats: PDF, MS WORD (docx), JSON, and CSV. Media exporting are also supported.
+Supported export formats: PDF, MS WORD (docx), JSON, and CSV. Media exporting is also supported.
 
 ## Installation
 
@@ -65,7 +65,7 @@ python csvExporter.py path/to/audit_file.json
 * Audits are grouped by Template. Audits built from the same template are appended to a CSV file named using the templates unique ID number.
 
 To export Multiple Audits to Bulk CSV file:
-* Execute Exporter.py with the format option set to CSV
+* Execute exporter.py with the format option set to CSV
 ```
 python exporter.py --format csv
 ```

tools/exporter/exporter.py

@@ -582,14 +582,14 @@ def get_media_from_audit(logger, audit_json):
     """
     media_id_list = []
     for item in audit_json['header_items'] + audit_json['items']:
-        # media field, question field. List of media
+        # This condition checks for media attached to question and media type fields.
         if 'media' in item.keys():
             for media in item['media']:
                 media_id_list.append(media['media_id'])
-        # Signature field, drawing field. Object, single media
+        # This condition checks for media attached to signature and drawing type fields.
         if 'responses' in item.keys() and 'image' in item['responses'].keys():
             media_id_list.append(item['responses']['image']['media_id'])
-        # Information field. Object, single media.
+        # This condition checks for media attached to information type fields. 
         if 'options' in item.keys() and 'media' in item['options'].keys():
             media_id_list.append(item['options']['media']['media_id'])
     logger.info("Discovered {0} media files associated with {1}.".format(len(media_id_list), audit_json['audit_id']))