def define_base_si_units():
"""Define the basic SI units.
>>> define_base_si_units()
>>> unit('m').is_si()
True
"""
# meter, gram, second, ampere, kelvin, mole, candela
for sym in ["m", "g", "s", "A", "K", "mol", "cd"]:
LeafUnit(sym, is_si=True)
scaled_unit('tonne', 'kg', 1000) # == 1Mg.
def define_base_si_units():
"""Define the basic SI units.
>>> define_base_si_units()
>>> unit('m').is_si()
True
"""
# meter, gram, second, ampere, kelvin, mole, candela
for sym in ["m", "g", "s", "A", "K", "mol", "cd"]:
LeafUnit(sym, is_si=True)
scaled_unit('tonne', 'kg', 1000) # == 1Mg.
def define_time_units():
"""Define some common time units.
>>> from units.compatibility import within_epsilon
>>> define_base_si_units()
>>> define_time_units()
>>> hour = unit('h')
>>> hour.is_si()
False
>>> from units.quantity import Quantity
>>> half_hour = Quantity(0.5, hour)
>>> few_secs = Quantity(60.0, unit('s'))
>>> sum = half_hour + few_secs
>>> mins = unit('min')
>>> thirty_one = Quantity(31, mins)
>>> within_epsilon(thirty_one, sum)
True
"""
assert unit('s').is_si() # Ensure SI units already defined.
scaled_unit('min', 's', 60.)
scaled_unit('h', 'min', 60.)
scaled_unit('day', 'h', 24.)
scaled_unit('wk', 'day', 7.)
def define_time_units():
"""Define some common time units.
>>> from units.compatibility import within_epsilon
>>> define_base_si_units()
>>> define_time_units()
>>> hour = unit('h')
>>> hour.is_si()
False
>>> from units.quantity import Quantity
>>> half_hour = Quantity(0.5, hour)
>>> few_secs = Quantity(60.0, unit('s'))
>>> sum = half_hour + few_secs
>>> mins = unit('min')
>>> thirty_one = Quantity(31, mins)
>>> within_epsilon(thirty_one, sum)
True
"""
assert unit("s").is_si() # Ensure SI units already defined.
scaled_unit("min", "s", 60.0, name="minute")
scaled_unit("h", "min", 60.0, name="hour")
scaled_unit("day", "h", 24.0, symbal="d", name="day")
scaled_unit("wk", "day", 7.0, name="week")
def define_time_units():
"""Define some common time units.
>>> from units.compatibility import within_epsilon
>>> define_base_si_units()
>>> define_time_units()
>>> hour = unit('h')
>>> hour.is_si()
False
>>> from units.quantity import Quantity
>>> half_hour = Quantity(0.5, hour)
>>> few_secs = Quantity(60.0, unit('s'))
>>> sum = half_hour + few_secs
>>> mins = unit('min')
>>> thirty_one = Quantity(31, mins)
>>> within_epsilon(thirty_one, sum)
True
"""
assert unit('s').is_si() # Ensure SI units already defined.
scaled_unit('min', 's', 60.)
scaled_unit('h', 'min', 60.)
scaled_unit('day', 'h', 24.)
scaled_unit('wk', 'day', 7.)
def define_base_si_units():
"""Define the basic SI units.
>>> define_base_si_units()
>>> unit('m').is_si()
True
"""
# Grabed from http://en.wikipedia.org/wiki/Conversion_of_units
# TODO: Are these names differnet in another language?
LeafUnit("m", name="metre", is_si=True) # Length, area, volume
LeafUnit("g", name="gram", is_si=True) # Mass, Density
LeafUnit("s", name="second", is_si=True) # Time
LeafUnit("A", name="ampere", is_si=True) # Electric Current
LeafUnit("K", name="kelvin", is_si=True) # Temperature
LeafUnit("cd", name="candela", is_si=True) # Luminous intensity
LeafUnit("mol", name="mole", is_si=True)
scaled_unit("tonne", "kg", 1000) # == 1Mg.
def __init__(self, codata):
#SI units
self.si_mass = unit('kg')
self.si_charge = unit('C')
self.si_energy = unit('J')
self.si_action = unit('J') * unit('s')
self.si_time = unit('s')
self.si_frequency = unit('Hz')
#farad_per_meter = unit('F') / unit('m')
self.codata = codata
#Define basic atomic units constants
self.mass = scaled_unit('mass_au', *codata['electron mass'])
self.charge = scaled_unit('charge_au', *codata['atomic unit of charge'])
self.electrostatic_constant = named_unit('eps0_au', ['F'], ['m'],
codata['atomic unit of permittivity'][1])
self.hbar = named_unit('action_au', ['J'], ['s'],
codata['atomic unit of action'][1])
self.alpha = codata['fine-structure constant'][1]
self.time = scaled_unit('time_au', *codata['atomic unit of time'])
#Derived units
self.speed = scaled_unit("speed_au", *codata['atomic unit of velocity'])
self.lightspeed = self.speed(codata['speed of light in vacuum'][1])
self.length = scaled_unit('length_au', 'm',
(self.electrostatic_constant * self.hbar**2 /
(self.mass * self.charge**2)).squeeze())
self.energy = scaled_unit('energy_au', 'J',
(self.hbar**2 / (self.mass * self.length**2)).squeeze())
self.electric_field_strength = named_unit('efield_au', ['V'], ['m'],
(self.charge / (self.electrostatic_constant * self.length**2)).squeeze())
self.frequency = scaled_unit('frequency_au', 'Hz', 1.0/self.time.squeeze())
#Other units
self.electron_volt = scaled_unit('eV', *codata['electron volt'])
self.femtosecond = scaled_unit('fs', 's', self.si_time.squeeze()*1e-15)
def define_volumes():
"""Define some common kitchen volumes.
>>> from units.quantity import Quantity
>>> define_base_si_units()
>>> define_volumes()
>>> one_litre = Quantity(520, unit('mL')) + Quantity(2, unit('cups'))
>>> one_litre == Quantity(1, unit('L'))
True
"""
# Dangerous unit, 3L gives a long int.
assert unit('m').is_si()
NamedComposedUnit("L", unit("dm") ** 3, is_si=True)
scaled_unit('tsp', 'mL', 5)
scaled_unit('tbsp', 'mL', 15)
scaled_unit('cups', 'mL', 240)
def define_volumes():
"""Define some common kitchen volumes.
>>> from units.quantity import Quantity
>>> define_base_si_units()
>>> define_volumes()
>>> one_litre = Quantity(520, unit('mL')) + Quantity(2, unit('cups'))
>>> one_litre == Quantity(1, unit('L'))
True
"""
# Dangerous unit, 3L gives a long int.
assert unit("m").is_si()
NamedComposedUnit("L", unit("dm") ** 3, is_si=True)
scaled_unit("tsp", "mL", 5.0)
scaled_unit("tbsp", "mL", 15.0)
scaled_unit("cups", "mL", 240.0)
def define_ridiculous_units():
"""Define some silly units.
>>> define_units()
>>> from units.quantity import Quantity
>>> Quantity(1, unit('keg')) / Quantity(1, unit('bottle'))
140.8450704225352
"""
scaled_unit('firkin', 'lb', 90)
scaled_unit('fortnight', 'day', 14)
scaled_unit('smoot', 'cm', 170)
scaled_unit('hiroshima', 'J', 6.3 * 10 ** 13)
scaled_unit('bottle', 'mL', 355)
scaled_unit('keg', 'L', 50)
def define_computer_units():
"""Define some units for technology.
>>> define_units()
>>> unit('GiB')(200) > unit('GB')(200) # bastard marketers
True
"""
NamedComposedUnit('flop', unit('operation') / unit('s'), is_si=True)
scaled_unit('B', 'bit', 8, is_si=True) # byte
scaled_unit('KiB', 'B', 1024)
scaled_unit('MiB', 'KiB', 1024)
scaled_unit('GiB', 'MiB', 1024)
scaled_unit('TiB', 'GiB', 1024)
scaled_unit('PiB', 'TiB', 1024)
def define_ridiculous_units():
"""Define some silly units.
>>> define_units()
>>> from units.quantity import Quantity
>>> Quantity(1, unit('keg')) / Quantity(1, unit('bottle'))
140.8450704225352
"""
scaled_unit('firkin', 'lb', 90)
scaled_unit('fortnight', 'day', 14)
scaled_unit('smoot', 'cm', 170)
scaled_unit('hiroshima', 'J', 6.3 * 10 ** 13)
scaled_unit('bottle', 'mL', 355)
scaled_unit('keg', 'L', 50)
def define_ridiculous_units():
"""Define some silly units.
>>> define_units()
>>> from units.quantity import Quantity
>>> Quantity(1, unit('keg')) / Quantity(1, unit('bottle'))
140.8450704225352
"""
scaled_unit("firkin", "lb", 90.0, name="firkin")
scaled_unit("fortnight", "day", 14.0, name="fortnight")
scaled_unit("smoot", "cm", 170.0, name="smoot")
scaled_unit("hiroshima", "J", 6.3 * 10.0 ** 13.0, name="hiroshima")
scaled_unit("bottle", "mL", 355.0, name="bottle")
scaled_unit("keg", "L", 50.0, name="keg")
def define_computer_units():
"""Define some units for technology.
>>> define_units()
>>> unit('GiB')(200) > unit('GB')(200) # bastard marketers
True
"""
NamedComposedUnit("flop", unit("operation") / unit("s"), name="flop", is_si=True)
scaled_unit("B", "bit", 8.0, name="byte", is_si=True)
scaled_unit("KiB", "B", 1024.0, name="kilobyte")
scaled_unit("MiB", "KiB", 1024.0, name="megabyte")
scaled_unit("GiB", "MiB", 1024.0, name="gigabyte")
scaled_unit("TiB", "GiB", 1024.0, name="terabyte")
scaled_unit("PiB", "TiB", 1024.0, name="petabyte")
def define_astronomical_units():
"""Define some astronomical units."""
scaled_unit("ly", "m", 9460730472580800, name="light-year")
scaled_unit("AU", "m", 149597870691, name="Astronomical unit")
scaled_unit("pc", "m", 3.08568025 * 10 ** 16, name="parsec", is_si=True)
def define_imperial_units():
"""Define some common imperial units."""
assert unit("m").is_si() # Ensure SI units already defined
# scaled_unit measures
scaled_unit("inch", "cm", 2.54, name="inch")
scaled_unit("in", "cm", 2.54, name="inch") # 'in' is a python keyword
scaled_unit("ft", "inch", 12.0, name="foot")
scaled_unit("yd", "ft", 3.0, name="yard")
scaled_unit("fm", "ft", 6.0, name="fathom")
scaled_unit("rd", "yd", 5.5, name="rod")
scaled_unit("fur", "rd", 40.0, name="furlong")
scaled_unit("mi", "fur", 8.0, name="mile")
scaled_unit("lea", "mi", 3.0, name="leage")
# nautical scaled_unit measures
scaled_unit("NM", "m", 1852.0, name="nautical mile")
scaled_unit("cable", "NM", 0.1, name="cable length")
# chain measure
scaled_unit("li", "inch", 7.92, name="link")
scaled_unit("ch", "li", 100.0, name="chain")
# area measure
NamedComposedUnit("acre", ComposedUnit([unit("rd")] * 2, [], 160.0), name="acre")
# liquid measures
NamedComposedUnit("pt", ComposedUnit([unit("inch")] * 3, [], 28.875), name="pint")
scaled_unit("gi", "pt", 0.25, name="gills")
scaled_unit("qt", "pt", 2.0, name="quarts")
scaled_unit("gal", "qt", 4.0, name="gallons")
scaled_unit("fl oz", "pt", 1.0 / 16.0, name="fluid ounce")
scaled_unit("fl dr", "fl oz", 1.0 / 8.0, name="fluid drachm")
scaled_unit("minim", "fl dr", 1.0 / 60.0, name="minim")
# weight
scaled_unit("oz", "g", 28.375, name="ounce")
scaled_unit("lb", "oz", 16.0, name="pound")
scaled_unit("ton", "lb", 2000.0, name="ton")
scaled_unit("grain", "lb", 1.0 / 7000.0, name="grain")
scaled_unit("dr", "lb", 1.0 / 256.0, name="dram")
scaled_unit("cwt", "lb", 100.0, name="hundredweight")
scaled_unit("dwt", "grain", 24.0, name="pennyweight")
scaled_unit("oz t", "dwt", 20.0, name="ounce troy")
scaled_unit("lb t", "oz t", 12.0, name="pound troy")
# power
scaled_unit("hpl", "W", 746.9999, name="mechanical")
scaled_unit("hpm", "W", 735.49875, name="metric horsepower")
scaled_unit("hpe", "W", 746.0, name="electric horsepower")
# energy
scaled_unit("BTU", "J", 1055.056, name="ISO BTU", is_si=True)
"""Define the scalar units used by vehicle measurements."""
from __future__ import absolute_import
import sys
from units import unit, scaled_unit, named_unit
import units.predefined
units.predefined.define_units()
Percentage = unit("%")
Meter = unit("m")
Kilometer = scaled_unit("km", "m", 1000)
Hour = unit("h")
KilometersPerHour = unit("km") / unit("h")
RotationsPerMinute = unit("rotations") / unit("m")
Litre = unit("L")
Degree = unit("deg")
NewtonMeter = named_unit("Nm", ["N", "m"], [])
MetersPerSecondSquared = unit("m") / (pow(unit("s"), 2))
Undefined = unit("undef")
def define_astronomical_units():
"""Define some astronomical units."""
scaled_unit('ly', 'm', 9460730472580800) # light-year
scaled_unit('AU', 'm', 149597870691) # Astronomical unit
scaled_unit('pc', 'm', 3.08568025 * 10 ** 16, is_si=True) # parsec
def home(request):
from_date = request.GET.get('from_date')
to_date = request.GET.get('to_date')
activities = []
if from_date or to_date:
if from_date:
from_datetime = datetime.strptime(from_date + " 00:00:00", "%d/%m/%Y %H:%M:%S")
if to_date:
to_datetime = datetime.strptime(to_date + " 23:59:59", "%d/%m/%Y %H:%M:%S")
page = request.GET.get('page')
# get access token
social = request.user.social_auth.get(provider='strava')
token = social.extra_data['access_token']
# get activity details
client = Client()
client.access_token = token
if from_date and to_date:
query = client.get_activities(before=to_datetime, after=from_datetime)
elif from_date:
query = client.get_activities(after=from_datetime)
else: # to_date
query = client.get_activities(before=to_datetime)
km = scaled_unit('km', 'm', 1000) # define a new unit
for activity in query:
if from_date and not to_date:
index = 0
else:
index = len(activities)
activities.insert(index,
{
"id": activity.id,
"name": activity.name,
"distance": km(activity.distance),
"type": activity.type,
"link": "https://www.strava.com/activities/{}".format(activity.id),
"date": activity.start_date_local,
}
)
paginator = Paginator(activities, 20) # Show n results per page
try:
activities = paginator.page(page)
except PageNotAnInteger:
# If page is not an integer, deliver first page.
activities = paginator.page(1)
except EmptyPage:
# If page is out of range (e.g. 9999), deliver last page of results.
activities = paginator.page(paginator.num_pages)
return render(request, 'core/home.html',
context={
'activities': activities,
'from_date': from_date,
'to_date': to_date,
})
def define_computer_units():
"""Define some units for technology.
>>> define_units()
>>> unit('GiB')(200) > unit('GB')(200) # bastard marketers
True
"""
NamedComposedUnit('flop', unit('operation') / unit('s'), is_si=True)
scaled_unit('B', 'bit', 8, is_si=True) # byte
scaled_unit('KiB', 'B', 1024)
scaled_unit('MiB', 'KiB', 1024)
scaled_unit('GiB', 'MiB', 1024)
scaled_unit('TiB', 'GiB', 1024)
scaled_unit('PiB', 'TiB', 1024)
def define_astronomical_units():
"""Define some astronomical units."""
scaled_unit('ly', 'm', 9460730472580800) # light-year
scaled_unit('AU', 'm', 149597870691) # Astronomical unit
scaled_unit('pc', 'm', 3.08568025 * 10 ** 16, is_si=True) # parsec
def define_imperial_units():
"""Define some common imperial units."""
assert unit('m').is_si() # Ensure SI units already defined
# scaled_unit measures
scaled_unit('inch', 'cm', 2.54) # 'in' is a python keyword
scaled_unit('ft', 'inch', 12) # foot
scaled_unit('yd', 'ft', 3) # yard
scaled_unit('fathom', 'ft', 6)
scaled_unit('rd', 'yd', 5.5) # rod
scaled_unit('fur', 'rd', 40) # furlong
scaled_unit('mi', 'fur', 8) # mile
scaled_unit('league', 'mi', 3)
# nautical scaled_unit measures
scaled_unit('NM', 'm', 1852) # Nautical mile
scaled_unit('cable', 'NM', 0.1)
# chain measure
scaled_unit('li', 'inch', 7.92) # link
scaled_unit('ch', 'li', 100) # chain
# area measure
NamedComposedUnit('acre',
ComposedUnit([unit('rd'), unit('rd')],
[],
160))
# liquid measures
NamedComposedUnit('pt',
ComposedUnit([unit('inch')] * 3,
[],
28.875)) # pint
scaled_unit('gi', 'pt', 0.25) # gills
scaled_unit('qt', 'pt', 2) # quarts
scaled_unit('gal', 'qt', 4) # gallons
scaled_unit('fl oz', 'pt', 1.0 / 16)
scaled_unit('fl dr', 'fl oz', 1.0 / 8)
scaled_unit('minim', 'fl dr', 1.0 / 60)
# weight
scaled_unit('oz', 'g', 28.375)
scaled_unit('lb', 'oz', 16)
scaled_unit('ton', 'lb', 2000)
scaled_unit('grain', 'lb', 1.0 / 7000)
scaled_unit('dr', 'lb', 1.0 / 256) # dram
scaled_unit('cwt', 'lb', 100) # hundredweight
scaled_unit('dwt', 'grain', 24) # pennyweight
scaled_unit('oz t', 'dwt', 20) # ounce troy
scaled_unit('lb t', 'oz t', 12) # pound troy
# power
scaled_unit('hpl', 'W', 746.9999) # mechanical
scaled_unit('hpm', 'W', 735.49875) # metric horsepower
scaled_unit('hpe', 'W', 746) # electric horsepower.
# energy
scaled_unit('BTU', 'J', 1055.056, is_si=True) # ISO BTU
import sys
from units import unit, scaled_unit, named_unit
import units.predefined
units.predefined.define_units()
## @var Percentage
# The percentage unit.
Percentage = unit('%')
## @var Meter
# The meter unit.
Meter = unit('m')
## @var Kilometer
# The Kilometer unit.
Kilometer = scaled_unit('m', 'km', 1000)
## @var Hour
# The Hour unit.
Hour = unit('h')
## @var KilometersPerHour
# The KilometersPerHour unit.
KilometersPerHour = unit('km') / unit('h')
## @var RotationsPerMinute
# The RotationsPerMinute unit.
RotationsPerMinute = unit('rotations') / unit('m')
## @var Litre
# The Litre unit.
Litre = unit('L')
## @var Degree
# The Degree unit.
Degree = unit('deg')
"""Define the scalar units used by vehicle measurements."""
import sys
from units import unit, scaled_unit, named_unit
import units.predefined
units.predefined.define_units()
Percentage = unit('%')
Meter = unit('m')
Kilometer = scaled_unit('km', 'm', 1000)
Hour = unit('h')
KilometersPerHour = unit('km') / unit('h')
RotationsPerMinute = unit('rotations') / unit('m')
Litre = unit('L')
Degree = unit('deg')
NewtonMeter = named_unit("Nm", ["N", "m"], [])
MetersPerSecondSquared = unit('m') / (pow(unit('s'), 2))
Undefined = unit('undef')
def define_imperial_units():
"""Define some common imperial units."""
assert unit('m').is_si() # Ensure SI units already defined
# scaled_unit measures
scaled_unit('inch', 'cm', 2.54) # 'in' is a python keyword
scaled_unit('ft', 'inch', 12) # foot
scaled_unit('yd', 'ft', 3) # yard
scaled_unit('fathom', 'ft', 6)
scaled_unit('rd', 'yd', 5.5) # rod
scaled_unit('fur', 'rd', 40) # furlong
scaled_unit('mi', 'fur', 8) # mile
scaled_unit('league', 'mi', 3)
# nautical scaled_unit measures
scaled_unit('NM', 'm', 1852) # Nautical mile
scaled_unit('cable', 'NM', 0.1)
# chain measure
scaled_unit('li', 'inch', 7.92) # link
scaled_unit('ch', 'li', 100) # chain
# area measure
NamedComposedUnit('acre',
ComposedUnit([unit('rd'), unit('rd')],
[],
160))
# liquid measures
NamedComposedUnit('pt',
ComposedUnit([unit('inch')] * 3,
[],
28.875)) # pint
scaled_unit('gi', 'pt', 0.25) # gills
scaled_unit('qt', 'pt', 2) # quarts
scaled_unit('gal', 'qt', 4) # gallons
scaled_unit('fl oz', 'pt', 1.0 / 16)
scaled_unit('fl dr', 'fl oz', 1.0 / 8)
scaled_unit('minim', 'fl dr', 1.0 / 60)
# weight
scaled_unit('oz', 'g', 28.375)
scaled_unit('lb', 'oz', 16)
scaled_unit('ton', 'lb', 2000)
scaled_unit('grain', 'lb', 1.0 / 7000)
scaled_unit('dr', 'lb', 1.0 / 256) # dram
scaled_unit('cwt', 'lb', 100) # hundredweight
scaled_unit('dwt', 'grain', 24) # pennyweight
scaled_unit('oz t', 'dwt', 20) # ounce troy
scaled_unit('lb t', 'oz t', 12) # pound troy
# power
scaled_unit('hpl', 'W', 746.9999) # mechanical
scaled_unit('hpm', 'W', 735.49875) # metric horsepower
scaled_unit('hpe', 'W', 746) # electric horsepower.
# energy
scaled_unit('BTU', 'J', 1055.056, is_si=True) # ISO BTU