update: #1160, specify encoding

[lisphilar]

Related issues

#1160

What was changed

• Specify "utf-8" as the encoding when downloading CSV files.

[sourcery-ai]

Sourcery Code Quality Report

❌  Merging this PR will decrease code quality in the affected files by 0.16%.

Quality metrics	Before	After	Change
Complexity	4.11 ⭐	4.11 ⭐	0.00
Method Length	70.50 🙂	71.33 🙂	0.83 👎
Working memory	8.27 🙂	8.27 🙂	0.00
Quality	69.62% 🙂	69.46% 🙂	-0.16% 👎

Other metrics	Before	After	Change
Lines	103	103	0

Changed files	Quality Before	Quality After	Quality Change
covsirphy/downloading/provider.py	69.62% 🙂	69.46% 🙂	-0.16% 👎

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

File	Function	Complexity	Length	Working Memory	Quality	Recommendation
covsirphy/downloading/provider.py	_DataProvider.read_csv	9 🙂	182 😞	11 😞	49.17% 😞	Try splitting into smaller methods. Extract out complex expressions

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• 😞 poor
• ⛔ very poor

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

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