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22 lines
646 B
Python
Executable File
22 lines
646 B
Python
Executable File
from abc import ABC, abstractmethod
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from typing import List
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import pandas as pd
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class DataProvider(ABC):
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"""Abstract interface for data access, enables DI and testing"""
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@abstractmethod
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def fetch_products(self, store_mode: str) -> pd.DataFrame:
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"""Fetch product catalog for given store mode"""
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pass
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@abstractmethod
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def fetch_experiments(self, experiment_ids: List[str]) -> pd.DataFrame:
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"""Fetch experiment metadata for given IDs"""
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pass
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@abstractmethod
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def fetch_kafka_topic(self, topic: str) -> pd.DataFrame:
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"""Fetch data from Kafka topic via backend API"""
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pass
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