Added python-dateutil to dependencies and created requirements.txt

docs/README.md

@@ -39,7 +39,11 @@ Example:
 To run the program, you will need the following dependencies:  
 `pip install requests`  
 `pip install jsonpickle`  
-`pip install canvasapi`  
+`pip install canvasapi` 
+`pip install python-dateutil`
+
+You can install these dependencies using
+`pip install -r requirements.txt`
 
 Then run from the command line:  
 `python export.py`
@@ -53,4 +57,4 @@ These are the configuration parameters for the program:
 - List of Course IDs that should be skipped
 
 # Contribute
-I would love to see this script's functionality expanded and improved! I welcome all pull requests :) Thank you!  
+I would love to see this script's functionality expanded and improved! I welcome all pull requests :) Thank you!  

requirements.txt

@@ -0,0 +1,4 @@
+requests
+jsonpickle
+canvasapi
+python-dateutil