The final script

Here is how the script should look in the end:

# -*- coding: utf-8 -*-
# ---------------------------------------------------------------------------
# 8662_Chapter3Model1.py
# Created on: 2014-04-22 21:59:31.00000
#   (generated by ArcGIS/ModelBuilder)
# Description:
# ---------------------------------------------------------------------------

# Import arcpy module
import arcpy
import csv

# Local variables:
Bus_Stops = r"C:\Projects\PacktDB.gdb\SanFrancisco\Bus_Stops"
CensusBlocks2010 = r"C:\Projects\PacktDB.gdb\SanFrancisco\CensusBlocks2010"
Inbound71 = r"C:\Projects\PacktDB.gdb\Chapter3Results\Inbound71"
Inbound71_400ft_buffer = r"C:\Projects\PacktDB.gdb\Chapter3Results\Inbound71_400ft_buffer"
Intersect71Census = r"C:\Projects\PacktDB.gdb\Chapter3Results\Intersect71Census" ...

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