Refractometer_ABV_Python

#Bugsy's Refractometer ABV Calculator #Version 1.04.2 #10-10-2018 #Created By: Bugsy #Wort Correction Formula: http://seanterrill.com/2011/04/07/refractometer-fg-results/

from decimal import Decimal #decimal function used with round to manage decimal places import time #time function used to pause calculations in command prompt import os #used to clear screen when recalculating

num = 1 #used to count while loop iterations

#while loop allows new calculations once an iteration is complete while num == 1:

gravity = 0 #used to count while loop iterations - *must be placed within num while loop*
count = 0 #used to count while loop iterations - *must be placed within num while loop*

#display tool name
print("BUGSY'S REFRACTOMETER ABV CALCULATOR")
print('------------------------------------')

#store input numbers
while gravity == 0: #while loop checks the gravity readings
	og = input('Enter original gravity? ') #prompts user to enter original gravity
	og = float(og) #converts the string value to float
	if og > 1.000 and og <= 1.200: #checks that the input value is within the acceptable range
		gravity = gravity + 1 #ends the loop
	else:
		print(' ')
		print("ERROR: ***Please Enter a value between 1.001 and 1.200***") #instructs user to enter correct values
		print(' ')
		
while gravity == 1:	#while loop checks the gravity readings
	fg = input('Enter final gravity? ') #prompts user to enter original gravity
	fg = float(fg) #converts the string value to float
	if fg > 1.000 and fg <= 1.200: #checks that the input value is within the acceptable range
		gravity = gravity + 1 #ends the loop
	else:
		print(' ')
		print("ERROR: ***Please Enter a value between 1.001 and 1.200***") #instructs user to enter correct values
		print(' ')
		
#main calculations
#convert original gravity to original brix
brixog = (((182.4601 * float(og) - 775.6821) * float(og) + 1262.7794) * float(og) - 669.5622)
brixog_output = round(brixog,2) #round function used to adjust decimal places

#convert preadjusted final gravity to preadjusted final brix
brixfg = (((182.4601 * float(fg) - 775.6821) * float(fg) + 1262.7794) * float(fg) - 669.5622)
brixfg_output = round(brixfg,2) #round function used to adjust decimal places

#adjust measured final gravity
adjusted_fg = Decimal(1.0000 - 0.00085683 * float(brixog) + 0.0034941 * float(brixfg))
adjusted_fg_output = round(adjusted_fg,3) #round function used to adjust decimal places

#calculate ABV with OG and adjusted FG
abvCalc = float(og) - float(adjusted_fg)
abv = Decimal(abvCalc * 131.25)
abv_output = round(abv,2) #round function used to adjust decimal places

#calculate attenuation with OG and adjusted FG
attnCalc = (float(og) - 1) * 1000 - (float(adjusted_fg) - 1) * 1000
attn = Decimal(attnCalc / ((float(og) - 1) * 10))
attn_output = round(attn,2) #round function to adjust decimal places

#calculate calories using OG and adjusted FG
calAbv = 1881.22 * float(adjusted_fg) * (float(og) - float(adjusted_fg)) / (1.775 - float(og))
calCarb = 3550 * float(adjusted_fg) * ((0.1808 * float(og)) + (0.8192 * float(adjusted_fg)) - 1.0004)
calories = Decimal(float(calAbv) + float(calCarb))
calories_output = round(calories,2) #round function used to adjust decimal places

#display functions
print('-------------------------------')
print('BEER ROBOT IS CONVERTING GRAVITY TO BRIX...')
time.sleep(1) #sleep funtion is used to pause between calculations
print('BRIX OG: {0}'.format(brixog_output))
print('BRIX FG: {0}'.format(brixfg_output))
print('-------------------------------')
print('BEER ROBOT IS ADJUSTING FINAL GRAVITY READING...')
time.sleep(1) #sleep funtion is used to pause between calculations
print('Adjusted FG: {0}'.format(adjusted_fg_output))
print('-------------------------------')
print('BEER ROBOT IS CALCULATING BEER STATISTICS...')
time.sleep(1) #sleep funtion is used to pause between calculations
print('ABV: {0}%'.format(abv_output))
print('Attenuation: {0}%'.format(attn_output))
print('Calories: {0} Per 12oz'.format(calories_output))
print('-------------------------------')
robot = input('Press Enter to Continue')
print('-------------------------------')
print('BEER ROBOT: "ENJOY YOUR BREW"')
print(' ')
print('                    .sssssssss. ')
print('                .sssssssssssssssssss ')
print('              sssssssssssssssssssssssss ')
print('             ssssssssssssssssssssssssssss ')
print('              @@sssssssssssssssssssssss@ss ')
print('              |s@@@@sssssssssssssss@@@@s|s ')
print('       _______|sssss@@@@@sssss@@@@@sssss|s ')
print('     /         sssssssss@sssss@sssssssss|s ')
print('    /  .------+.ssssssss@sssss@ssssssss.| ')
print('   /  /       |...sssssss@sss@sssssss...| ')
print('  |  |        |.......sss@sss@ssss......| ')
print('  |  |        |..........s@ss@sss.......| ')
print('  |  |        |...........@ss@..........| ')
print('   \  \       |............ss@..........| ')
print('    \   ------+...........ss@...........| ')
print('     \________ .........................| ')
print('              |.........................| ')
print('             /...........................\ ')
print('            |.............................| ')
print('               |.......................| ')
print('                   |...............| ')
print(' ')
while count == 0: #while loop checks to continue
	answer = input("Would You Like to Run Another Calculation? 'yes' or 'no': ") #prompts user
	answer = answer.lower() #lower function used to adjust input
	if answer == "yes":
		num = num + 0 #continues the initial while loop, starts program over
		count = count + 1 #exits the while loop
		print(' ')
		clear = lambda: os.system('cls') #used to clear console for new calculations
		clear() #clears the console
	elif answer == "no":
		num = num + 1 #ends the while loop closing the program
		count = count + 1 #exits the while loop
	else:
		print(' ')
		print("ERROR: ***Please Enter 'yes' or 'no'***") #instructs user to enter correct values
		print(' ')