Monday 8/28

Lecture

• Key Python concepts:
  • Variables, assignments, literals (Check out the "Variables" pane in Thonny)
  • Expressions vs. Statements
  • Functions and arguments
  • Strings, unicode, escape sequences
• Code Formatting and style
  • PEP 8 - Code formatting guidelines.
  • PEP 257 - Docstring guidelines.
  • Google Python Style Guidelines
  • We'll use the flake8 tool to check formatting: instructions
  • Note: correct formatting is not the same as good style!

Practice Questions

• terminology_quiz.pdf

Exercise

• Download these two files:
  • payroll.py
  • setup.cfg
• Run !flake8 payroll.py in the shell
  • You should see several lines of output
  • payroll.py:4:18 means "Line 4, Char 18"
• Fix the formatting and style issues
• When finished:
  • Compare notes with a neighbor
  • Have the instructor or TA look it over with you

To-Do For Next Time

• Finish HW1, Course Survey, and Syllabus Quiz
  • TA hours start Tuesday night
• Get started on Chapter 2 reading.