Пример #1
0
def calc_cri_simple(request):
    """Calculates simple CRI dosages based on weight.

    GET parameters:
        weight: weight in kgs

    Context:
        rx: calculated dosages rounded to 3 decimal places

    """

    meds = CRI.objects.filter(calc_type='ez')
    form = CRISimpleForm()
    rx = dict()
    bolus = dict()

    # zipped list of rates to dosage with default displayed dosages of 0.0 mL
    for med in meds:
        rx[med] = list(zip([rate for rate in med.rates],
                           [0.0 * rate for rate in med.rates]))

    if request.method == 'GET' and request.is_ajax():
        form = CRISimpleForm(data=request.GET)

        if form.is_valid():
            weight = float(request.GET['weight'])

            for med in meds:
                rx[med] = list(zip([rate for rate in med.rates],
                                   [round(weight * med.factor * rate, 3) for rate in med.rates]))

            # bolus is calculated for diltiazem
            bolus = {'mg': round(weight * 0.25, 3), 'mL': round(weight * 0.05, 3)}

    return render(request, 'calc/cri_simple.html', {'navbar': 'calc',
                                                    'form': form,
                                                    'rx': rx,
                                                    'bolus': bolus})
Пример #2
0
 def test_form_rejects_empty_string(self):
     form = CRISimpleForm(data={'weight': ''})
     self.assertFalse(form.is_valid())
Пример #3
0
 def test_form_rejects_non_numeric_input(self):
     form = CRISimpleForm(data={'weight': 'a string'})
     self.assertFalse(form.is_valid())
     self.assertEqual(form.errors['weight'], [INVALID_INPUT_ERROR])