Trying to make installable package
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.gitignore
vendored
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.gitignore
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*.DS_Store
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pycache/
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*.pyc
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*.log
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*.sqlite
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cache.json
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.env
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.devcontainer/
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Dockerfile
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Dockerfile
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FROM python:3.10
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WORKDIR /app
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COPY requirements.txt ./
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RUN pip install -r requirements.txt
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COPY . .
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64
EngieApi/Contracts.py
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EngieApi/Contracts.py
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import datetime
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import numpy as np
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from EngieApi.DistributionCosts import Capaciteitstarief
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from EngieApi.EngieAPI import EngieAPI
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class Dynamic:
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def __init__(self, btw=1.21):
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self.btw = btw
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self.vast = 100.7 # EUR / jaar
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self.groene_stroom = 0.00530 # EUR / kWh
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self.wwk = 0.02544 # EUR / kWh
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# Supplementen
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self.energiebijdrage = 0.0020417 # EUR / kWh
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# federale accijns
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# 0 < kwh < 20000: 1.44160 cent / kWh
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# 20000 < kwh < 50000: 1.22748 cent / kWh
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# 50000 < kwh < 100000: 1.15540 cent / kWh
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self.federale_accijns = 0.0144160 # EUR / kWh
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def calculate_price_per_kwh(self, date, peak: float):
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"""calculate_price_per_kwh
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:param date: date to calculate for
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:type date: date
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"""
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api = EngieAPI()
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epex_spot = np.array(api.get_epex_spot(date))
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prijs = 0.2040 + 0.1 * (epex_spot) # zonder BTW per Cent/kWh
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# cent to eur
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prijs /= 100
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prijs += self.groene_stroom + self.wwk + self.energiebijdrage + self.federale_accijns
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# distirbution costs
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d = Capaciteitstarief()
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p, yearly = d.calculate_per_kwh(peak=peak)
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prijs += p
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# add btw
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prijs *= self.btw
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return prijs, yearly + self.vast
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def calculate_total_price_for_day(self, verbruik: list[int], date: datetime.date, peak: float) -> float:
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"""calculate_total_price_for_day calculate total price for given usage
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:param verbruik: a list of hourly usage values
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:type verbruik: list[int]
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:param date: the date for the energy prices
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:type date: datetime.date
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:param peak: the monthly peak for the distribution costs
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:type peak: float
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:return: the total calculated price
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:rtype: float
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"""
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prices, yearly = self.calculate_price_per_kwh(date, peak)
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total = np.dot(prices, np.array(verbruik).T) + yearly / 365
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return total
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28
EngieApi/DistributionCosts.py
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EngieApi/DistributionCosts.py
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class Capaciteitstarief:
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def __init__(self):
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self.gemiddelde_maandpiek = 38.7570 # Eur / KW / jaar
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self.kwh_tarief = 36.0218 / 1000 # EUR / kWh
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self.databeheer = 13.71 # EUR / jaar
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def calculate(self, peak: float, usage: float, days: int):
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"""calculate distribution cost
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:param peak: gemiddelde peak over alle maanden
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:type peak: float
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:param usage: totaal aantal kWh verbruikt
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:type usage: float
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:param days: totaal aantal dagen verbruikt
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:type days: int
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"""
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peak = max(peak, 2.5)
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return ((peak * self.gemiddelde_maandpiek) / 365 * days + usage * self.kwh_tarief + self.databeheer / 365 * days) * self.btw
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def calculate_per_kwh(self, peak: float) -> tuple(float, float):
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"""calculate_per_kwh distribution cost
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:param peak: gemiddelde peak over alle maanden
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:type peak: float
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:return: cost per kwh and yearly costs
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"""
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return self.kwh_tarief, self.databeheer + self.gemiddelde_maandpiek * peak
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52
EngieApi/EngieAPI.py
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52
EngieApi/EngieAPI.py
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import json
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from datetime import date, datetime, timedelta
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import requests
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date_format = '%Y-%m-%dT%H:%M:%S%z'
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class EngieAPI:
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def __init__(self):
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self.url = "https://benergy-back.azurewebsites.net/api/gateway/mercure"
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self.headers = {
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"Host": "benergy-back.azurewebsites.net",
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"Content-Type": "application/json",
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"Origin": "https://engieenergy.azurewebsites.net",
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"Accept-Encoding": "gzip, deflate, br",
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"Accept": "application/json, text/plain, */*",
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"User-Agent": "Mozilla/5.0 (Linux; Android 7.0; SM-G930V Build/NRD90M) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/59.0.3071.125 Mobile Safari/537.36",
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"Referer": "https://engieenergy.azurewebsites.net/",
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"Content-Length": "294",
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"Accept-Language": "en-GB,en;q=0.9"
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}
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def get_epex_spot(self, date: date) -> list[float]:
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to_date = datetime(date.year, date.month, date.day, 23, 59, 59)
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from_date = to_date - timedelta(days=1, hours=23, minutes=59, seconds=59)
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data = {
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"ApplicationDate": {
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"From": from_date.strftime(date_format),
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"To": to_date.strftime(date_format),
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"UseTime": True
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},
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"IncludeOffset": True,
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"Items": [
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{
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"IdRef": 7070
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}
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]
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}
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res = requests.post(self.url, headers=self.headers, data=json.dumps(data))
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values = []
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for j in res.json()[0]["Points"]:
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# check if the Date is the same as the one requested, attention to the timezone
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if datetime.strptime(j["Date"], date_format).date() == date:
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values.append(j["Value"])
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if not values:
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raise ValueError("No data found for this date")
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return values
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0
EngieApi/__init__.py
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0
EngieApi/__init__.py
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2
requirements.txt
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2
requirements.txt
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requests
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numpy
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