abrookins

@dataclass(frozen=True, eq=True)
class SiteStats:
    """Reporting stats for a site."""
    last_reporting_time: datetime.datetime
    meter_reading_count: int
    max_wh_generated: float
    min_wh_generated: float
    max_capacity: float

abrookins

In [3]: import datetime                                                                                                   

In [4]: now = datetime.datetime.now()                                                                                         
In [5]: stats = SiteStats(last_reporting_time=now, meter_reading_count=5, max_wh_generated=22, min_wh_generated=1, max_capacity=100)                                                                                                          

In [6]: stats                                                                                                                 
Out[6]: SiteStats(last_reporting_time=datetime.datetime(2020, 7, 31, 15, 8, 45, 109063), meter_reading_count=5, max_wh_generated=22, min_wh_generated=1, max_capacity=100)

abrookins

In [8]: data = SiteStatsSchema().dump(stats)                                                                           

In [9]: data                                                                                                                  
Out[9]:
{'meter_reading_count': 5,
 'min_wh_generated': 1.0,
 'last_reporting_time': '2020-07-31T15:08:45.109063',
 'max_wh_generated': 22.0,
 'max_capacity': 100.0}

abrookins

In [10]: stats2 = SiteStatsSchema().load(data)                                                                         
In [11]: stats == stats2                                                                                                      
Out[11]: True

abrookins

In [13]: SiteStatsSchema().load({"meter_reading_count": "hey"})

[…]

ValidationError: {'meter_reading_count': ['Not a valid integer.'], 'min_wh_generated': ['Missing data for required field.'], 'last_reporting_time': ['Missing data for required field.'], 'max_wh_generated': ['Missing data for required field.'], 'max_capacity': ['Missing data for required field.']}

abrookins

SiteStatsSchema = marshmallow_dataclass.class_schema(SiteStats)

abrookins

<scheme name="Kant" version="142" parent_scheme="Default">
  <option name="FONT_SCALE" value="1.0" />
  <metaInfo>
    <property name="created">2020-08-11T14:43:37</property>
    <property name="ide">Python</property>
    <property name="ideVersion">2020.2.0.0</property>
    <property name="modified">2020-08-11T14:43:46</property>
    <property name="originalScheme">Kant</property>
  </metaInfo>
  <option name="LINE_SPACING" value="1.0" />

abrookins

Moved to: https://github.com/abrookins/kant

abrookins

Moved to: https://github.com/abrookins/kant

abrookins

import datetime
from typing import Optional

from pydantic import EmailStr

from redis_om import HashModel


class Customer(HashModel):
    first_name: str