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feat: Onboard City Health Dashboard dataset (#250)
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varshika06 committed Dec 21, 2021
1 parent 0e62f27 commit 8cc5286
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# Copyright 2021 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
FROM python:3.8

# Allow statements and log messages to appear in Cloud logs
ENV PYTHONUNBUFFERED True

# Copy the requirements file into the image
COPY requirements.txt ./

# Install the packages specified in the requirements file
RUN python3 -m pip install --no-cache-dir -r requirements.txt

# The WORKDIR instruction sets the working directory for any RUN, CMD,
# ENTRYPOINT, COPY and ADD instructions that follow it in the Dockerfile.
# If the WORKDIR doesn’t exist, it will be created even if it’s not used in
# any subsequent Dockerfile instruction
WORKDIR /custom

# Copy the specific data processing script/s in the image under /custom/*
COPY ./csv_transform.py .

# Command to run the data processing script when the container is run
CMD ["python3", "csv_transform.py"]
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# Copyright 2021 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

import datetime
import json
import logging
import os
import pathlib
import typing
from zipfile import ZipFile

import pandas as pd
import requests
from google.cloud import storage


def main(
source_url: str,
source_file: pathlib.Path,
target_file: pathlib.Path,
target_gcs_bucket: str,
target_gcs_path: str,
headers: typing.List[str],
rename_mappings: dict,
pipeline_name: str,
file_name: str,
) -> None:

logging.info("Creating 'files' folder")
pathlib.Path("./files").mkdir(parents=True, exist_ok=True)

logging.info(f"Downloading file {source_url}")
download_file(source_url, source_file)

logging.info(f"Opening file {source_file}")
with ZipFile(source_file) as myzip:
data = myzip.open(file_name)
df = pd.read_csv(data)

logging.info(f"Transformation Process Starting.. {source_file}")
rename_headers(df, rename_mappings)
df = df[headers]

logging.info(f"Transformation Process complete .. {source_file}")
logging.info(f"Saving to output file.. {target_file}")

try:
save_to_new_file(df, file_path=str(target_file))
except Exception as e:
logging.error(f"Error saving output file: {e}.")

logging.info(
f"Uploading output file to.. gs://{target_gcs_bucket}/{target_gcs_path}"
)
upload_file_to_gcs(target_file, target_gcs_bucket, target_gcs_path)

logging.info(
f"City Health Dashboard {pipeline_name} process completed at "
+ str(datetime.datetime.now().strftime("%Y-%m-%d %H:%M:%S"))
)


def rename_headers(df: pd.DataFrame, rename_mappings: dict) -> None:
df.rename(columns=rename_mappings, inplace=True)


def save_to_new_file(df: pd.DataFrame, file_path: str) -> None:
df.to_csv(file_path, float_format="%.0f", index=False)


def download_file(source_url: str, source_file: pathlib.Path) -> None:
logging.info(f"Downloading {source_url} into {source_file}")
r = requests.get(source_url, stream=True)
if r.status_code == 200:
with open(source_file, "wb") as f:
for chunk in r:
f.write(chunk)
else:
logging.error(f"Couldn't download {source_url}: {r.text}")


def upload_file_to_gcs(file_path: pathlib.Path, gcs_bucket: str, gcs_path: str) -> None:
storage_client = storage.Client()
bucket = storage_client.bucket(gcs_bucket)
blob = bucket.blob(gcs_path)
blob.upload_from_filename(file_path)


if __name__ == "__main__":
logging.getLogger().setLevel(logging.INFO)

main(
source_url=os.environ["SOURCE_URL"],
source_file=pathlib.Path(os.environ["SOURCE_FILE"]).expanduser(),
target_file=pathlib.Path(os.environ["TARGET_FILE"]).expanduser(),
target_gcs_bucket=os.environ["TARGET_GCS_BUCKET"],
target_gcs_path=os.environ["TARGET_GCS_PATH"],
headers=json.loads(os.environ["CSV_HEADERS"]),
rename_mappings=json.loads(os.environ["RENAME_MAPPINGS"]),
pipeline_name=os.environ["PIPELINE_NAME"],
file_name=os.environ["FILE_NAME"],
)
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requests
google-cloud-storage
pandas
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/**
* Copyright 2021 Google LLC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/


resource "google_bigquery_table" "city_health_dashboard_chdb_data_city_all" {
project = var.project_id
dataset_id = "city_health_dashboard"
table_id = "chdb_data_city_all"

description = "City Health Dashboard Data Tract"




depends_on = [
google_bigquery_dataset.city_health_dashboard
]
}

output "bigquery_table-city_health_dashboard_chdb_data_city_all-table_id" {
value = google_bigquery_table.city_health_dashboard_chdb_data_city_all.table_id
}

output "bigquery_table-city_health_dashboard_chdb_data_city_all-id" {
value = google_bigquery_table.city_health_dashboard_chdb_data_city_all.id
}
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/**
* Copyright 2021 Google LLC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/


resource "google_bigquery_table" "city_health_dashboard_chdb_data_tract_all" {
project = var.project_id
dataset_id = "city_health_dashboard"
table_id = "chdb_data_tract_all"

description = "City Health Dashboard Data Tract"




depends_on = [
google_bigquery_dataset.city_health_dashboard
]
}

output "bigquery_table-city_health_dashboard_chdb_data_tract_all-table_id" {
value = google_bigquery_table.city_health_dashboard_chdb_data_tract_all.table_id
}

output "bigquery_table-city_health_dashboard_chdb_data_tract_all-id" {
value = google_bigquery_table.city_health_dashboard_chdb_data_tract_all.id
}
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/**
* Copyright 2021 Google LLC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/


resource "google_bigquery_dataset" "city_health_dashboard" {
dataset_id = "city_health_dashboard"
project = var.project_id
description = "City Health Dashboard"
}

output "bigquery_dataset-city_health_dashboard-dataset_id" {
value = google_bigquery_dataset.city_health_dashboard.dataset_id
}

resource "google_storage_bucket" "city-health-dashboard" {
name = "${var.bucket_name_prefix}-city-health-dashboard"
force_destroy = true
location = "US"
uniform_bucket_level_access = true
}

output "storage_bucket-city-health-dashboard-name" {
value = google_storage_bucket.city-health-dashboard.name
}
28 changes: 28 additions & 0 deletions datasets/city_health_dashboard/_terraform/provider.tf
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/**
* Copyright 2021 Google LLC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/


provider "google" {
project = var.project_id
impersonate_service_account = var.impersonating_acct
region = var.region
}

data "google_client_openid_userinfo" "me" {}

output "impersonating-account" {
value = data.google_client_openid_userinfo.me.email
}
23 changes: 23 additions & 0 deletions datasets/city_health_dashboard/_terraform/variables.tf
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/**
* Copyright 2021 Google LLC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/


variable "project_id" {}
variable "bucket_name_prefix" {}
variable "impersonating_acct" {}
variable "region" {}
variable "env" {}

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