assn3

assn3/README.MD

+Written in python 3
+
+I used sample.db to test my codes. My code currentlt reads in exported environment variable, so I export sample.db as environment variable.
+
+Thank you!

assn3/accounts

+#!/usr/bin/env python3
+#Yegeon Seo
+#Assignment 3
+
+import sys, time, os, math, random
+
+def display(data):
+	arg = sys.argv[1]
+
+	while True:
+		if arg == "-i":
+			print("\nInfo")
+		elif arg == "-h":
+			print("\nHistory")
+		elif arg == "-t":
+			print("\nTransaction")
+
+		print("-------")
+
+		count = 1
+		isValid = []
+
+		for line in data:
+			accData = line.split(":")
+			accID = int(accData[0])
+			accName = accData[1]
+
+			accInfo = [accName, accID]
+
+			if accInfo not in isValid:
+				isValid.append(accInfo)
+
+		for person in isValid:
+			print("%s) %s %s" % (count, person[0], person[1]))
+			count += 1
+
+		if arg == "-t":
+			print("(c)reate new account")
+
+		print("(q)uit\n")
+		choice = input("Enter choice : ")
+
+		if choice == "q":
+			return False
+		elif choice == "c" and arg == "-t":
+			createAccount(isValid)
+		else:
+			try:
+				idNum = isValid[int(choice) -1][1]
+			except (IndexError, ValueError):
+				print("Invalid Choice: Exiting")
+				exit()
+
+			personInfo = getPersonal(idNum, data)
+
+			if arg == "-i":
+				info(personInfo, idNum)
+			elif arg == "-h":
+				history(personInfo, idNum)
+			elif arg == "-t":
+				transaction(personInfo, idNum)
+
+def createAccount(isValid):
+	random.seed(time.time())
+	name = input("\n\tEnter Name: ")
+
+	date = (time.strftime("%y.%m.%d"))
+	ids = []
+
+	newID = random.randint(1000, 9999)
+
+	for person in isValid:
+		ids.append(person[1])
+	while newID in ids:
+		newID = random.randint(1000,9999)
+
+	print("=t%s %s: created" %(name, newID))
+
+	temp = open("temp.db", "a")
+	temp.write("{}:{}:{}:{}:{}\n".format(newID, name, date, "D", 0))
+	temp.close()
+
+def getPersonal(idNum, data):
+	personInfo = []
+
+	for line in data:
+		accInfo = line.split(":")
+		accountID = int(accInfo[0])
+
+		if idNum == accountID:
+			personInfo.append(line)
+
+	return personInfo
+
+def info(personInfo, idNum):
+	balance = 0
+
+	for log in personInfo:
+		accInfo = log.split(":")
+		name = accInfo[1]
+
+		if accInfo[3] == "D" or accInfo[3] == "d":
+			balance += float(accInfo[4])
+		else:
+			balance -= float(accInfo[4])
+
+
+	print("\n\tAccount#: %s" % idNum)
+	print("\tName: %s" % name)
+
+	if balance >= 0:
+		print("\tBalance: $%0.2f\n" % balance)
+	else:
+		print("\tBalance: -$%0.2f\n" % math.fabs(balance))
+
+def history(personInfo, idNum):
+	print("")
+
+	for log in personInfo:
+		accInfo = log.split(":")
+
+		if accInfo[3] == "D":
+			print('\t%sDeposit $%0.2f' % (accInfo[2], float(accInfo[4])))
+		else:
+			print('\t%sWthdrawl $%0.2f' % (accInfo[2], float(accInfo[4])))
+
+	print("")
+
+def transaction(personInfo, idNum):
+	date = (time.strftime("%y.%m.%d"))
+
+	trans = input("\n\t(W)ithdraw or (D)eposit: ")
+	amount = input("\tAmount: ")
+
+	for log in personInfo :
+		accInfo = log.split(":")
+		name = accInfo[1]
+
+	temp = open("temp.db", "a")
+	temp.write("{}:{}:{}:{}:{}\n".format(idNum, name, date, trans, amount))
+	temp.close()
+
+	print("\n\tTransaction Confirmed.")
+
+def testArg():
+	if len(sys.argv) < 2:
+		print("No arguments passed. Exiting")
+		exit()
+
+	valid = ["-i", "-h", "-t"]
+
+	if sys.argv[1] == "-?":
+		print('usage: accounts [-iht] ...')
+		exit()
+
+	if sys.argv[1] not in valid:
+		print("Accounts: illegal option {}".format(sys.argv[1]))
+		print('usage: accounts [-iht] ...')
+		exit()
+
+if __name__ == '__main__':
+	testArg()
+	
+	accFile = open(os.environ["ACCT_LIST"], "r")
+	data = accFile.read().splitlines()
+	accFile.close()
+
+	display(data)
+	
+	try:
+		tempFile = open("temp.db", "r")
+		dataFile = open(os.environ["ACCT_LIST"], "a")
+
+		exportData = tempFile.readlines()
+
+		for line in exportData:
+			dataFile.write(line)
+
+		tempFile.close()
+		dataFile.close()
+
+		os.remove("temp.db")
+
+	except IOError:
+		pass
+
+
+

assn3/makefile

+###### Python ######
+#Yegeon Seo
+#Assn 3 makefile
+
+.PHONY : build view clean
+
+build : 
+	@# "Python Makefile"
+	chmod +x accounts
+
+view : 
+	@\less accounts
+
+clean : 
+	@\rm $.pyc

assn3/sample.db

+8273:Rocky Raccoon:08.10.17:D:520.00
+1902:Nancy Magill:08.10.29:D:770
+8273:Rocky Raccoon:08.11.01:W:20.00
+1902:Nancy Magill:08.11.14:W:51
+8273:Rocky Raccoon:08.11.17:W:60.00
+5883:Rocky Raccoon:08.11.17:D:60.00
+4224:Penny Lane:08.11.28:W:20.00