changed references to "lesson**" from "session**" for the exercise submissions.

Author: PythonCHB

source/exercises/dict_lab.rst

@@ -15,7 +15,7 @@ Learn the basic ins and outs of Python dictionaries and sets.
 Procedure
 ---------
 
-In your student dir in the class repo, create a ``session04`` dir and put in a new ``dict_lab.py`` file.
+In your student dir in the class repo, create a ``lesson04`` dir and put in a new ``dict_lab.py`` file.
 
 The file should be an executable Python script. That is to say that one
 should be able to run the script directly like so:

source/exercises/except_exercise.rst

@@ -9,7 +9,7 @@ This is a little exercise that shows you how to handle exceptions in a way that
 Procedure
 =========
 
-Here are two files that you should put in your ``session05`` directory in the class repo.
+Here are two files that you should put in your ``lesson05`` directory in the class repo.
 
 :download:`except_exercise.py`
 

source/exercises/fib_and_lucas.rst

@@ -25,7 +25,7 @@ We will write a function that computes this series -- then generalize it.
 Step 1
 ------
 
-* Create a new module ``series.py`` in the ``session02`` folder in your student folder.
+* Create a new module ``series.py`` in the ``lesson02`` folder in your student folder.
 
   - In it, add a function called ``fibonacci``.
 

source/exercises/list_lab.rst

@@ -29,7 +29,7 @@ to query the user for info at the command line, you use:
 Procedure
 ---------
 
-In your student dir in the class repo, create a ``session03`` dir and put in a new ``list_lab.py`` file.
+In your student dir in the class repo, create a ``lesson03`` dir and put in a new ``list_lab.py`` file.
 
 The file should be an executable Python script. That is to say that one
 should be able to run the script directly like so:

source/exercises/python_pushups.rst

@@ -11,8 +11,8 @@ Task 1: Explore Errors
 
 * Create a new directory in your working dir for the class::
 
-  $ mkdir session01
-  $ cd session01
+  $ mkdir lesson01
+  $ cd lesson01
 
 * Add a new file to it called ``break_me.py``
 
@@ -38,3 +38,8 @@ exercises at "Coding Bat": http://codingbat.com/python
 There are 8 sets of puzzles. Do as many as you can, but try to get to at least
 the "Warmups".
 
+While the codingbat site has a great interface for submitting your solution and see if it works, we suggest you write your code in your regular text editor and get it to run on your machine first.
+
+Put at least one solution in the ``lesson1`` folder you created in git and submit it via pull request.
+
+

source/exercises/rot13.rst

@@ -22,7 +22,7 @@ circle, so it wraps around).
 The task
 --------
 
-Add a python module named ``rot13.py`` to the session03 dir in your student dir. This module should provide at least one function called ``rot13`` that takes any amount of text and returns that same text encrypted by ROT13.
+Add a python module named ``rot13.py`` to the lesson03 dir in your student dir. This module should provide at least one function called ``rot13`` that takes any amount of text and returns that same text encrypted by ROT13.
 
 This function should preserve whitespace, punctuation and capitalization.