Productization and Cloud Johan Mazorra Pull Request

read.md

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+

sc/Pipfile

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+[[source]]
+name = "pypi"
+url = "https://pypi.org/simple"
+verify_ssl = true
+
+[dev-packages]
+
+[packages]
+flask = "*"
+flask-sqlalchemy = "*"
+requests = "*"
+flask-migrate = "*"
+
+[requires]
+python_version = "3.7"

sc/aq_dashboard.py

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+import openaq
+from flask import Flask, render_template
+from flask_sqlalchemy import SQLAlchemy
+
+APP = Flask(__name__)
+APP.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:///db.sqlite3'
+DB = SQLAlchemy(APP)
+
+
+class Record(DB.Model):
+
+    id = DB.Column(DB.Integer, primary_key=True)
+
+
+datetime = DB.Column(DB.String(25))
+value = DB.Column(DB.Float, nullable=False)
+
+
+def __repr__(self):
+    return '<Record date {}>'.format(self.datetime) \
+        + '<value {}>'.format(self.value)
+
+
+api = openaq.OpenAQ()
+(status, body) = api.measurements(city='Los Angeles', parameter='pm25')
+
+date_and_value = []
+
+for result in body['results']:
+    value = result['value']
+(keys, values) = zip(*result['date'].items())
+(utc_datetime, _local) = values
+date_and_value.append((str(utc_datetime), value))
+
+
+@APP.route('/')
+def root():
+    my_list = date_and_value
+
+return render_template('base.html', title='Home', list=my_list)
+
+
+@APP.route('/main')
+def main():
+    risky = Record.query.filter(Record.value >= 10).all()
+
+return render_template('base.html', title='Potentially risky days',
+                       list=risky)
+
+
+@APP.route('/refresh')
+def refresh():
+    ''''''
+
+DB.drop_all()
+DB.create_all()
+
+(status, body) = api.measurements(city='Los Angeles', parameter='pm25')
+
+for result in body['results']:
+    value = result['value']
+(keys, values) = zip(*result['date'].items())
+(utc_datetime, _local) = values
+new_record = Record(datetime=str(utc_datetime), value=value)
+DB.session.add(new_record)
+DB.session.commit()
+return 'Data refreshed!'