Catch deprecation warning

[MarcoGorelli]

No description provided.

[codecov-io]

Codecov Report

Merging #463 (00cd245) into master (c5e532b) will not change coverage.
The diff coverage is 100.00%.

@@            Coverage Diff            @@
##            master      #463   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files           13        13           
  Lines          713       716    +3     
=========================================
+ Hits           713       716    +3     

Impacted Files	Coverage Δ
nbqa/handle_magics.py	100.00% <100.00%> (ø)

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[sourcery-ai]

Sourcery Code Quality Report

✅  Merging this PR will increase code quality in the affected files by 0.03%.

Quality metrics	Before	After	Change
Complexity	1.29 ⭐	1.26 ⭐	-0.03 👍
Method Length	30.35 ⭐	31.00 ⭐	0.65 👎
Working memory	7.36 🙂	7.33 🙂	-0.03 👍
Quality	83.07% ⭐	83.10% ⭐	0.03% 👍

Other metrics	Before	After	Change
Lines	443	447	4

Changed files	Quality Before	Quality After	Quality Change
nbqa/handle_magics.py	83.07% ⭐	83.10% ⭐	0.03% 👍

Here are some functions in these files that still need a tune-up:

File	Function	Complexity	Length	Working Memory	Quality	Recommendation
nbqa/handle_magics.py	LineMagicHandler._restore_magic_with_modified_code	2 ⭐	74 🙂	13 😞	65.55% 🙂	Extract out complex expressions
nbqa/handle_magics.py	LineMagicHandler.replace_magic	2 ⭐	71 🙂	12 😞	67.58% 🙂	Extract out complex expressions

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The emojis denote the absolute quality of the code:

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• 🙂 good
• 😞 poor
• ⛔ very poor

The 👍 and 👎 indicate whether the quality has improved or gotten worse with this pull request.

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