[FE1] - Syntactic Feature Extraction

[NGimhana]

TODO - These are the features we need to implement.
These features are supposed to be implemented using regular expressions and/or heuristics (rather than by parsing the code into an AST).

Code Snippet for DS3:
https://github.com/sea-lab-wm/complexity-verification-project/tree/ml_model/ml_model/src/main/resources/snippet_splitter_out/ds_3

Refer https://github.com/sea-lab-wm/complexity-verification-project/blob/ml_model/ml_model/README.md to get to know the project in a nutshell and the procedure for submitting a Pull Request(PR).

Feature	Implementation Idea	Non-aggregated	Min (per line)	Average (divided by Loc)	Max (per line)
#blank lines	Use SCC			TODO
#characters					TODO
#commas				TODO
#parenthesis				TODO
#periods				TODO
#spaces				TODO
Indentation length				TODO	TODO
Line length				TODO	TODO
LOC	Use SCC - non-comment, non-blank	TODO