46 lines
1.6 KiB
Markdown
46 lines
1.6 KiB
Markdown
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## Exercise 6a: PEP8
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#### Goal
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Get you familiar with some of the fun facts hidden in the PEP8 guide.
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#### Preparation
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(none)
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#### Tasks
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0. Navigate to [PEP8](https://peps.python.org/pep-0008/).
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1. Depending on your assigned letter, answer the questions in the corresponding
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set below. Feel to tackle the questions out of order. You can also split the
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questions between your pair, but be you must leave time to discuss the answers
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together.
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##### Set A
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1. What should you use instead of if y == None?
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2. If you have an acronym in camel case, should you capitalize the first letter
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only or the whole acronym?
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3. How should you check if a variable equals False?
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4. What is important about how underscores work with variable names? What happens
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if I put an underscore after a variable? One before? Two before?
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5. How many spaces should you use after a period in a comment?
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##### Set B
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1. What are the capitalization guidelines for classes, functions, and variables?
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Give examples.
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2. How should you check if a path ends in .txt?
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3. What is the difference between mixed case, camel case, and snake case?
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4. How should you indicate block comments?
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5. What are the whitespace rules around operators? Give several examples.
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##### Set C
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1. If I need to import os, sys, numpy, matplotlib, and a local module called
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_utils.py, what does my import block look like?
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2. How many blank lines go before a function I define at the top of a module? How
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many after?
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3. Which of these is correct: x[3:4] or x[3 : 4]?
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4. Should you use single or double quotes to indicate strings?
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5. Give examples of a long line of code and how you can break it onto multiple
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lines.
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