IV. Functions And Modules

• 37. Defining And Calling Functions
• 38. Function Arguments And Return Values
• 39. Default And Keyword Arguments
• 40. Args And Kwargs
• 41. Scope And Lifetime Of Variables
• 42. Importing Modules
• 43. Creating Your Own Modules
• 44. Virtual Environments Revisited
• 45. Installing Packages With Pip Revisited