format example in the doc of scale function

[chuangw6]

No description provided.

[codecov]

Codecov Report

Merging #48 (36b7436) into main (e6ee5c7) will increase coverage by 4.21%.
The diff coverage is 100.00%.

@@             Coverage Diff             @@
##             main       #48      +/-   ##
===========================================
+ Coverage   95.78%   100.00%   +4.21%     
===========================================
  Files           3         3              
  Lines         237       247      +10     
===========================================
+ Hits          227       247      +20     
+ Misses         10         0      -10     

Flag	Coverage Δ
unittests	100.00% <100.00%> (+4.21%)	⬆️

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Impacted Files	Coverage Δ
eda_utils_py/eda_utils_py.py	100.00% <100.00%> (+7.46%)	⬆️
tests/test_eda_utils_py.py	100.00% <0.00%> (ø)

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