def prime(ctx, beer, vol, temp):
"""
Calculates the amount of table sugar, corn sugar, or DME needed to achieve
the requested CO2 volumes
"""
if not beer:
unit = ctx.obj["units"]["vol"]
beer = utils.get_input("Volume of beer to prime ({}): ".format(unit),
lambda x: float(x))
if not vol:
vol = utils.get_input("Desired volumes of CO2: ", lambda x: float(x))
if not temp:
unit = ctx.obj["units"]["temp"]
temp = utils.get_input("Temperature of beer ({}): ".format(unit),
lambda x: float(x))
if ctx.obj['unit'] == 'metric':
temp = bm.c_to_f(temp)
beer = bm.l_to_g(beer)
sugar = bm.priming(temp, beer, vol)
if ctx.obj['unit'] == 'imperial':
sugar = bm.g_to_oz(sugar)
unit = ctx.obj["units"]["weight"]
print()
print("Use only one of the following:")
print("Table sugar: {0:.2f}{1}".format(sugar, unit))
print("Corn Sugar: {0:.2f}{1}".format(sugar * 1.099421965317919, unit))
print("DME: {0:.2f}{1}".format(sugar * 1.4705202312138728, unit))
def prime(ctx, beer, vol, temp):
"""
Calculates the amount of table sugar, corn sugar, or DME needed to achieve
the requested CO2 volumes for bottle priming
"""
if not beer:
beer = inputs.get_unit_input(ctx.obj["units"]["vol"],
"Volume of beer to prime")
if not vol:
vol = inputs.get_input("Desired volumes of CO2: ", lambda x: float(x))
if not temp:
temp = temp = inputs.get_unit_input(ctx.obj["units"]["temp"],
"Temperature of beer")
if is_metric(ctx):
temp = bm.c_to_f(temp)
beer = bm.l_to_g(beer)
sugar = bm.priming(temp, beer, vol)
if is_imperial(ctx):
sugar = bm.g_to_oz(sugar)
unit = ctx.obj["units"]["weight"]
print()
print("Use only one of the following:")
print("Table sugar: {0:.2f}{1}".format(sugar, unit))
print("Corn Sugar: {0:.2f}{1}".format(sugar * 1.099421965317919, unit))
print("DME: {0:.2f}{1}".format(sugar * 1.4705202312138728, unit))
def print_mass(value: float) -> None:
print("{0} kg => {1:.3f} lbs".format(value, bm.kg_to_lbs(value)))
print("{0} g => {1:.3f} oz".format(value, bm.g_to_oz(value)))
print("{0} lbs => {1:.3f} kg".format(value, bm.lbs_to_kg(value)))
print("{0} oz => {1:.3f} g".format(value, bm.oz_to_g(value)))
def test_g_to_oz():
oz = bm.g_to_oz(34)
assert oz == pytest.approx(1.199, 0.001)