mirror of https://github.com/apache/superset.git
82 lines
2.6 KiB
Python
82 lines
2.6 KiB
Python
# Licensed to the Apache Software Foundation (ASF) under one
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# or more contributor license agreements. See the NOTICE file
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# distributed with this work for additional information
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# regarding copyright ownership. The ASF licenses this file
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# to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance
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# with the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing,
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# software distributed under the License is distributed on an
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations
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# under the License.
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from __future__ import annotations
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from datetime import datetime
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from random import choice, randint
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from typing import Any, Dict, Iterable, TYPE_CHECKING
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from tests.consts.birth_names import (
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BOY,
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DS,
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GENDER,
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GIRL,
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NAME,
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NUM,
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NUM_BOYS,
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NUM_GIRLS,
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STATE,
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)
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from tests.consts.us_states import US_STATES
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from tests.example_data.data_generator.base_generator import ExampleDataGenerator
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if TYPE_CHECKING:
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from tests.example_data.data_generator.string_generator import StringGenerator
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class BirthNamesGenerator(ExampleDataGenerator):
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_names_generator: StringGenerator
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_start_year: int
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_until_not_include_year: int
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_rows_per_year: int
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def __init__(
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self,
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names_generator: StringGenerator,
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start_year: int,
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years_amount: int,
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rows_per_year: int,
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) -> None:
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assert start_year > -1
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assert years_amount > 0
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self._names_generator = names_generator
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self._start_year = start_year
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self._until_not_include_year = start_year + years_amount
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self._rows_per_year = rows_per_year
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def generate(self) -> Iterable[Dict[Any, Any]]:
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for year in range(self._start_year, self._until_not_include_year):
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ds = self._make_year(year)
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for _ in range(self._rows_per_year):
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yield self.generate_row(ds)
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def _make_year(self, year: int):
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return datetime(year, 1, 1, 0, 0, 0)
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def generate_row(self, dt: datetime) -> Dict[Any, Any]:
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gender = choice([BOY, GIRL])
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num = randint(1, 100000)
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return {
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DS: dt,
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GENDER: gender,
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NAME: self._names_generator.generate(),
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NUM: num,
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STATE: choice(US_STATES),
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NUM_BOYS: num if gender == BOY else 0,
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NUM_GIRLS: num if gender == GIRL else 0,
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}
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