Fix DFT issue (Sourcery refactored)

[sourcery-ai]

Pull Request #181 refactored by Sourcery.

If you're happy with these changes, merge this Pull Request using the Squash and merge strategy.

NOTE: As code is pushed to the original Pull Request, Sourcery will
re-run and update (force-push) this Pull Request with new refactorings as
necessary. If Sourcery finds no refactorings at any point, this Pull Request
will be closed automatically.

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To manually merge these changes, make sure you're on the 118 branch, then run:

git fetch origin sourcery/118
git merge --ff-only FETCH_HEAD
git reset HEAD^

Help us improve this pull request!

[sourcery-ai]

Sourcery Code Quality Report

❌  Merging this PR will decrease code quality in the affected files by 0.20%.

Quality metrics	Before	After	Change
Complexity	3.80 ⭐	3.86 ⭐	0.06 👎
Method Length	43.69 ⭐	43.47 ⭐	-0.22 👍
Working memory	7.25 🙂	7.29 🙂	0.04 👎
Quality	76.89% ⭐	76.69% ⭐	-0.20% 👎

Other metrics	Before	After	Change
Lines	887	883	-4

Changed files	Quality Before	Quality After	Quality Change
ubcpdk/components.py	87.58% ⭐	87.58% ⭐	0.00%
ubcpdk/import_gds.py	57.60% 🙂	57.19% 🙂	-0.41% 👎

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

File	Function	Complexity	Length	Working Memory	Quality	Recommendation
ubcpdk/import_gds.py	add_ports_from_siepic_pins	18 🙂	282 ⛔	18 ⛔	26.57% 😞	Try splitting into smaller methods. Extract out complex expressions
ubcpdk/components.py	ebeam_dc_halfring_straight	1 ⭐	147 😞	15 😞	54.37% 🙂	Try splitting into smaller methods. Extract out complex expressions
ubcpdk/components.py	dbr	0 ⭐	115 🙂	12 😞	63.38% 🙂	Extract out complex expressions
ubcpdk/components.py	dbg	0 ⭐	81 🙂	12 😞	68.08% 🙂	Extract out complex expressions
ubcpdk/components.py	add_fiber_array	0 ⭐	44 ⭐	10 😞	77.45% ⭐	Extract out complex expressions

Legend and Explanation

The emojis denote the absolute quality of the code:

• ⭐ excellent
• 🙂 good
• 😞 poor
• ⛔ very poor

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

---

Please see our documentation here for details on how these metrics are calculated.

We are actively working on this report - lots more documentation and extra metrics to come!

Help us improve this quality report!

[sourcery-ai]

Function dbr_cavity refactored with the following changes:

• Inline variable that is immediately returned (inline-immediately-returned-variable)

[sourcery-ai]

Function dbr_cavity_te refactored with the following changes:

• Inline variable that is immediately returned (inline-immediately-returned-variable)

[sourcery-ai]

Function add_fiber_array_pads_rf refactored with the following changes:

• Inline variable that is immediately returned (inline-immediately-returned-variable)

[sourcery-ai]

Function import_gc refactored with the following changes:

• Inline variable that is immediately returned (inline-immediately-returned-variable)