Nooby Python habits give away your inexperience.
Improve your code and your prestige just a bit by ditching those habits and doing things the Pythonic way.
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コメント
1. 00:25: Manual string formatting
2. 00:36: Manually closing a file
3. 00:53: Using “try:” and “finally:” instead of a context manager
4. 01:07: Using a bare “except:” clause
5. 01:32: Thinking that “^” in python means exponentiation (it’s a bitwise XOR, exponentiation is “a ** b”)
6. 01:42: Use of default mutable arguments
7. 02:07: Never using comprehensions, or only using list comprehensions
8. 02:24: ALWAYS using comprehensions
9. 02:50: Checking for a type using “==”
10. 03:23: Using “==” to check for None, True, or False
11. 03:37: Using an “if bool(x):” or “if len(x)” check
12. 03:51: Using the “range(len(a))” idiom
13. 04:30: Looping over the keys of a dictionary
14. 04:48: Not knowing about the dictionary items methods
15. 05:01: Not using tuple unpacking
16. 05:11: Creating your own index counter variable
17. 05:21: Using “time.time()”” to time things
18. 05:43: Littering your code with print statements instead of using the logging module
19. 05:59: Using “shell = True” on any function in the subprocess library
20. 06:13: Doing maths or any kind of data analysis in Python
21. 06:23: Using “import *” outside of an interactive session
22. 06:33: Depending on a specific directory structure for your project
23. 07:07: The common misconception that Python is not compiled
24. 07:34: Not following PEP 8
25. 07:56: Doing anything to do with Python 2
#pycharm
Absolutely amazing video. I’m very familiar with other languages but switching to python and your list is a perfect resource for that.