Tools

• ArcGIS Python dialog for workflow prototyping and Save as...
• Results > Copy as Python snippet
• Copy & paste samples from tool documentation
• Error codes
• IDE - PyScripter

Resources

• ArcGIS Help Documentation
• ArcPy Café
• Python Documentation
• StackOverflow
• GIS StackExchange
• GitHub
• ArcGIS Python Forums
• Flex your Google-fu

Demonstration

Best practices

• Comment your code
• Comment your code
• Use variables

Workflow

• Create a set of unique values from a field in the input feature class.
• For every unique value in the set...
• Select all features with the unique value from the feature class
• Export selected features to feature class using value for name

Reference topics

• List comprehensions
• Python set
• Python triple quote strings
• arcpy.ValidateTableName