saumalya75 · April 6, 2022 05:58 · saumalya75 · Apr 4, 2022
diff --git a/py_code_linter.py b/py_code_linter.py
 import boto3
 import datetime
 from pylint import epylint as lint


 '''
 {
  "py_file_key": "input-scripts/python-scripts/input_python_script.py",
  "py_file_bucket": "linter-testing-bucket"
 }
 '''



 s3_client = boto3.client("s3")
 s3_resource = boto3.resource("s3")
 S3_BUCKET = 'linter-testing-bucket'


 def handler(event, context):
    py_file_key = event['py_file_key']
    py_file_bucket = event.get('py_file_bucket', None) or S3_BUCKET
    print(f"Reading code file - s3://{py_file_bucket}/{py_file_key}")
    file_content = s3_client.get_object(Bucket=py_file_bucket, Key=py_file_key)["Body"].read()

    tmp_file_name = '/tmp/code_file_f{0}.py'.format(context.aws_request_id.replace('-', ''))
    print(f"Writing code content to local temp disk with '{tmp_file_name}' name.")
    with open(tmp_file_name, 'wb') as tw:
        tw.write(file_content)

    print(f"Running linter on the code...")
    # lint_command = f'{tmp_file_name} --output-format=json'
    lint_command = tmp_file_name
    pylint_stdout, _ = lint.py_run(lint_command, return_std=True)

    result_file_key = "linter-output/py-lint-output/{0}".format(
        py_file_key.split('/')[-1].split('.')[0]
        + '_lint_output_'
        + datetime.datetime.strftime(datetime.datetime.now(), '%Y%m%d%H%M%S')
        + '.txt'
    )
    print(f"Writing lint result to s3://{py_file_bucket}/{result_file_key} file.")
    s3_resource.Bucket(py_file_bucket).put_object(Key=result_file_key, Body=pylint_stdout.read().encode('utf-8'))
    print(f"Linting for s3://{py_file_bucket}/{py_file_key} code file is done.")
diff --git a/python_code_linter_input.py b/python_code_linter_input.py
 import datetime

 class BikeRental:
    
    def __init__(self,stock=0):
        """
        Our constructor class that instantiates bike rental shop.
        """

        self.stock = stock

    def displaystock(self):
        """
        Displays the bikes currently available for rent in the shop.
        """

        print("We have currently {} bikes available to rent.".format(self.stock))
        return self.stock

    def rentBikeOnHourlyBasis(self, n):
        """
        Rents a bike on hourly basis to a customer.
        """
        if n <= 0:
            print("Number of bikes should be positive!")
            return None
        
        elif n > self.stock:
            print("Sorry! We have currently {} bikes available to rent.".format(self.stock))
            return None
        
        else:
            now = datetime.datetime.now()                      
            print("You have rented a {} bike(s) on hourly basis today at {} hours.".format(n,now.hour))
            print("You will be charged $5 for each hour per bike.")
            print("We hope that you enjoy our service.")

            self.stock -= n
            return now      
     
    def rentBikeOnDailyBasis(self, n):
        """
        Rents a bike on daily basis to a customer.
        """
        if n <= 0:
            print("Number of bikes should be positive!")
            return None

        elif n > self.stock:
            print("Sorry! We have currently {} bikes available to rent.".format(self.stock))
            return None
    
        else:
            now = datetime.datetime.now()                      
            print("You have rented {} bike(s) on daily basis today at {} hours.".format(n, now.hour))
            print("You will be charged $20 for each day per bike.")
            print("We hope that you enjoy our service.")

            self.stock -= n
            return now
        
    def rentBikeOnWeeklyBasis(self, n):
        """
        Rents a bike on weekly basis to a customer.
        """
        if n <= 0:
            print("Number of bikes should be positive!")
            return None

        elif n > self.stock:
            print("Sorry! We have currently {} bikes available to rent.".format(self.stock))
            return None        
        
        else:
            now = datetime.datetime.now()
            print("You have rented {} bike(s) on weekly basis today at {} hours.".format(n, now.hour))
            print("You will be charged $60 for each week per bike.")
            print("We hope that you enjoy our service.")
            self.stock -= n

            return now
    

    
    def returnBike(self, request):
        """
        1. Accept a rented bike from a customer
        2. Replensihes the inventory
        3. Return a bill
        """
        rentalTime, rentalBasis, numOfBikes = request
        bill = 0

        if rentalTime and rentalBasis and numOfBikes:
            self.stock += numOfBikes
            now = datetime.datetime.now()
            rentalPeriod = now - rentalTime
        
            # hourly bill calculation
            if rentalBasis == 1:
                bill = round(rentalPeriod.seconds / 3600) * 5 * numOfBikes
                
            # daily bill calculation
            elif rentalBasis == 2:
                bill = round(rentalPeriod.days) * 20 * numOfBikes
                
            # weekly bill calculation
            elif rentalBasis == 3:
                bill = round(rentalPeriod.days / 7) * 60 * numOfBikes
            
               
            if (3 <= numOfBikes <= 5):
                print("You are eligible for Family rental promotion of 30% discount")
                bill = bill * 0.7

            print("Thanks for returning your bike. Hope you enjoyed our service!")
            print("That would be ${}".format(bill))
            return bill
        else:
            print("Are you sure you rented a bike with us?")
            return None



 class Customer:

    def __init__(self):
        """
        Our constructor method which instantiates various customer objects.
        """
        
        self.bikes = 0
        self.rentalBasis = 0
        self.rentalTime = 0
        self.bill = 0

    
    def requestBike(self):
        """
        Takes a request from the customer for the number of bikes.
        """
                      
        bikes = input("How many bikes would you like to rent?")
        try:
            bikes = int(bikes)
        except ValueError:
            print("That's not a positive integer!")
            return -1

        if bikes < 1:
            print("Invalid input. Number of bikes should be greater than zero!")
            return -1
        else:
            self.bikes = bikes
        return self.bikes
     
    def returnBike(self):
        """
        Allows customers to return their bikes to the rental shop.
        """
        if self.rentalBasis and self.rentalTime and self.bikes:
            return self.rentalTime, self.rentalBasis, self.bikes  
        else:
            return 0,0,0
	import boto3
	import datetime
	from pylint import epylint as lint


	'''
	{
	"py_file_key": "input-scripts/python-scripts/input_python_script.py",
	"py_file_bucket": "linter-testing-bucket"
	}
	'''



	s3_client = boto3.client("s3")
	s3_resource = boto3.resource("s3")
	S3_BUCKET = 'linter-testing-bucket'


	def handler(event, context):
	py_file_key = event['py_file_key']
	py_file_bucket = event.get('py_file_bucket', None) or S3_BUCKET
	print(f"Reading code file - s3://{py_file_bucket}/{py_file_key}")
	file_content = s3_client.get_object(Bucket=py_file_bucket, Key=py_file_key)["Body"].read()

	tmp_file_name = '/tmp/code_file_f{0}.py'.format(context.aws_request_id.replace('-', ''))
	print(f"Writing code content to local temp disk with '{tmp_file_name}' name.")
	with open(tmp_file_name, 'wb') as tw:
	tw.write(file_content)

	print(f"Running linter on the code...")
	# lint_command = f'{tmp_file_name} --output-format=json'
	lint_command = tmp_file_name
	pylint_stdout, _ = lint.py_run(lint_command, return_std=True)

	result_file_key = "linter-output/py-lint-output/{0}".format(
	py_file_key.split('/')[-1].split('.')[0]
	+ '_lint_output_'
	+ datetime.datetime.strftime(datetime.datetime.now(), '%Y%m%d%H%M%S')
	+ '.txt'
	)
	print(f"Writing lint result to s3://{py_file_bucket}/{result_file_key} file.")
	s3_resource.Bucket(py_file_bucket).put_object(Key=result_file_key, Body=pylint_stdout.read().encode('utf-8'))
	print(f"Linting for s3://{py_file_bucket}/{py_file_key} code file is done.")
	import datetime

	class BikeRental:

	def __init__(self,stock=0):
	"""
	Our constructor class that instantiates bike rental shop.
	"""

	self.stock = stock

	def displaystock(self):
	"""
	Displays the bikes currently available for rent in the shop.
	"""

	print("We have currently {} bikes available to rent.".format(self.stock))
	return self.stock

	def rentBikeOnHourlyBasis(self, n):
	"""
	Rents a bike on hourly basis to a customer.
	"""
	if n <= 0:
	print("Number of bikes should be positive!")
	return None

	elif n > self.stock:
	print("Sorry! We have currently {} bikes available to rent.".format(self.stock))
	return None

	else:
	now = datetime.datetime.now()
	print("You have rented a {} bike(s) on hourly basis today at {} hours.".format(n,now.hour))
	print("You will be charged $5 for each hour per bike.")
	print("We hope that you enjoy our service.")

	self.stock -= n
	return now

	def rentBikeOnDailyBasis(self, n):
	"""
	Rents a bike on daily basis to a customer.
	"""
	if n <= 0:
	print("Number of bikes should be positive!")
	return None

	elif n > self.stock:
	print("Sorry! We have currently {} bikes available to rent.".format(self.stock))
	return None

	else:
	now = datetime.datetime.now()
	print("You have rented {} bike(s) on daily basis today at {} hours.".format(n, now.hour))
	print("You will be charged $20 for each day per bike.")
	print("We hope that you enjoy our service.")

	self.stock -= n
	return now

	def rentBikeOnWeeklyBasis(self, n):
	"""
	Rents a bike on weekly basis to a customer.
	"""
	if n <= 0:
	print("Number of bikes should be positive!")
	return None

	elif n > self.stock:
	print("Sorry! We have currently {} bikes available to rent.".format(self.stock))
	return None

	else:
	now = datetime.datetime.now()
	print("You have rented {} bike(s) on weekly basis today at {} hours.".format(n, now.hour))
	print("You will be charged $60 for each week per bike.")
	print("We hope that you enjoy our service.")
	self.stock -= n

	return now



	def returnBike(self, request):
	"""
	1. Accept a rented bike from a customer
	2. Replensihes the inventory
	3. Return a bill
	"""
	rentalTime, rentalBasis, numOfBikes = request
	bill = 0

	if rentalTime and rentalBasis and numOfBikes:
	self.stock += numOfBikes
	now = datetime.datetime.now()
	rentalPeriod = now - rentalTime

	# hourly bill calculation
	if rentalBasis == 1:
	bill = round(rentalPeriod.seconds / 3600) * 5 * numOfBikes

	# daily bill calculation
	elif rentalBasis == 2:
	bill = round(rentalPeriod.days) * 20 * numOfBikes

	# weekly bill calculation
	elif rentalBasis == 3:
	bill = round(rentalPeriod.days / 7) * 60 * numOfBikes


	if (3 <= numOfBikes <= 5):
	print("You are eligible for Family rental promotion of 30% discount")
	bill = bill * 0.7

	print("Thanks for returning your bike. Hope you enjoyed our service!")
	print("That would be ${}".format(bill))
	return bill
	else:
	print("Are you sure you rented a bike with us?")
	return None



	class Customer:

	def __init__(self):
	"""
	Our constructor method which instantiates various customer objects.
	"""

	self.bikes = 0
	self.rentalBasis = 0
	self.rentalTime = 0
	self.bill = 0


	def requestBike(self):
	"""
	Takes a request from the customer for the number of bikes.
	"""

	bikes = input("How many bikes would you like to rent?")
	try:
	bikes = int(bikes)
	except ValueError:
	print("That's not a positive integer!")
	return -1

	if bikes < 1:
	print("Invalid input. Number of bikes should be greater than zero!")
	return -1
	else:
	self.bikes = bikes
	return self.bikes

	def returnBike(self):
	"""
	Allows customers to return their bikes to the rental shop.
	"""
	if self.rentalBasis and self.rentalTime and self.bikes:
	return self.rentalTime, self.rentalBasis, self.bikes
	else:
	return 0,0,0