PWWS Attack

[abheesht17]

• PWWS Attack implementation
• Files/utils for text models, datasets, tokenizers, word substitutions, etc.

[codecov]

Codecov Report

Merging #101 (2741c0c) into main (191a0a9) will decrease coverage by 4.84%.
The diff coverage is 85.90%.

@@             Coverage Diff             @@
##              main     #101      +/-   ##
===========================================
- Coverage   100.00%   95.15%   -4.85%     
===========================================
  Files           17       28      +11     
  Lines          704     1073     +369     
===========================================
+ Hits           704     1021     +317     
- Misses           0       52      +52     

Impacted Files	Coverage Δ
code_soup/ch8/pwws.py	65.64% <65.64%> (ø)
code_soup/common/text/utils/metrics.py	95.83% <95.83%> (ø)
code_soup/common/text/utils/word_substitute.py	96.36% <96.36%> (ø)
...soup/common/text/models/transformers_classifier.py	96.62% <96.62%> (ø)
code_soup/common/text/utils/tokenizer.py	97.91% <97.91%> (ø)
code_soup/common/text/datasets/utils.py	100.00% <100.00%> (ø)
code_soup/common/text/models/classifier.py	100.00% <100.00%> (ø)
code_soup/common/text/utils/exceptions.py	100.00% <100.00%> (ø)
code_soup/common/text/utils/misc.py	100.00% <100.00%> (ø)
code_soup/common/text/utils/word_embedding.py	100.00% <100.00%> (ø)
... and 1 more

[abheesht17]

@someshsingh22 , please have a look.