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damilare/macronutrientcalc.py

Last active January 23, 2017 10:00
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Calculate your recommended calorie intake, and macronutrient ratio based on your weight and your level of activity
Raw
macronutrientcalc.py
import sys
import math
"""
To use, just run python macronutrientcalc.py <body weight in kg> <lifestyle between 10 and 20>
"""
def _(num, numbers):
return math.floor((num / numbers) * 100)
try:
body_weight = int(sys.argv[1]) * 2.2 # convert kg to pounds
except IndexError:
body_weight = 180 # default in weignt in pounds
except ValueError:
print("Please supply numbers")
sys.exit()
try:
calories_needed = body_weight * int(sys.argv[2]) # level of activity
except IndexError:
calories_needed = body_weight * 12
except ValueError:
print("Please supply numbers")
protein = body_weight * 1.2
fat = body_weight * 0.5
protein_fat_calories = (protein * 4) + (fat * 9)
carbs = (calories_needed - protein_fat_calories) / 4
total_grams = sum([protein, fat, carbs])
print("Total Calorie Intake: %d" % ((carbs * 4) + protein_fat_calories))
print("{protein}g protein, {fat}g fat, {carbs}g carb,".format(protein=protein, fat=fat, carbs=carbs))
print("{protein}% protein, {fat}% fat, {carbs}% carb,".format(protein=_(protein, total_grams),
fat=_(fat, total_grams),
carbs=_(carbs, total_grams)))
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