tweaked parser to allow control to be optional in some places #4748

	name: Format

	on: [push]

	jobs:
	format:
	name: Check Formatting
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v2
	- name: Install stable
	uses: actions-rs/toolchain@v1
	with:
	toolchain: 1.76.0
	override: true
	components: rustfmt, clippy
	- name: Check formatting
	uses: actions-rs/cargo@v1
	with:
	command: fmt
	args: --all -- --check
	- name: Clippy version
	uses: actions-rs/cargo@v1
	with:
	command: clippy
	args: --version
	- name: Run clippy
	uses: actions-rs/cargo@v1
	with:
	command: clippy
	args: --all --all-targets -- --deny warnings

	lint:
	name: Python Linting
	needs: format
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v2
	- name: Fud Formatting check
	uses: psf/black@stable
	with:
	options: "--line-length 88"
	src: 'fud'
	- name: Systolic Array Formatting check
	uses: psf/black@stable
	with:
	options: "--line-length 88"
	src: 'frontends/systolic-lang'
	- name: Fud Linting check
	uses: TrueBrain/actions-flake8@master
	with:
	max_line_length: 88
	path: 'fud'
	- name: Systolic Array Linting check
	uses: TrueBrain/actions-flake8@master
	with:
	max_line_length: 88
	path: 'frontends/systolic-lang'

Provide feedback