2. flassk_main.py
   flask_app---------->flask_main.py

Comment and Function to be added:

#added start over option in base.html to clear the previous block of code
@ app.route('/start_over', methods=['GET'])
def start_over():
generator.resetone()
return render_template('home.html')

3. flask_main.py:

flask_app---------->flask_main.py----------->def upload_file():

Comment and Line to be added(before/after line print(g)):

#call to resetone() in class CodeGenerator in code_generator.py
generator.resetone()

4. code_generator.py

application---------->code_generator.py

Comment and Function to be added:

#call to resetAll() function in clas AllBblocks of code_blocks.py
def resetone(self):
self.blocks.resetAll()
self.data = {}

5. code_blocks.py

model---------->code_blocks.py---------->AllBlocks Class

Comment and Function to be added (after init()):

#clear previously insetred blocks of code
def resetAll(self):
self.blocks = deque()