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Commit dd6295f

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‎.gitignore‎

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.env
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.DS_Store
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__pycache__
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.ropeproject
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.idea
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data
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.webassets-cache

‎Pipfile‎

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[[source]]
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name = "pypi"
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url = "https://pypi.org/simple"
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verify_ssl = true
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[dev-packages]
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python-dotenv="*"
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[packages]
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flask="*"
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flask_assets="*"
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flask_redis="*"
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flask_sqlalchemy="*"
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pathlib="*"
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dash="*"
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dash_core_components="*"
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dash_html_components="*"
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dash-renderer="*"
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pandas="*"
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lesscpy="*"
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psycopg2-binary="*"
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cssmin="*"
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jsmin="*"
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[requires]
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python_version = "3.7"

‎Pipfile.lock‎

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‎README.md‎

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# plotlydash-flask-tutorial

‎config.py‎

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import os
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class Config:
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"""Global configuration variables."""
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# General Config
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SECRET_KEY = os.environ.get('SECRET_KEY')
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FLASK_APP = os.environ.get('FLASK_APP')
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FLASK_ENV = os.environ.get('FLASK_ENV')
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# Assets
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LESS_BIN = os.environ.get('LESS_BIN')
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ASSETS_DEBUG = os.environ.get('ASSETS_DEBUG')
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LESS_RUN_IN_DEBUG = os.environ.get('LESS_RUN_IN_DEBUG')
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# Static Assets
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STATIC_FOLDER = os.environ.get('STATIC_FOLDER')
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TEMPLATES_FOLDER = os.environ.get('TEMPLATES_FOLDER')
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COMPRESSOR_DEBUG = os.environ.get('COMPRESSOR_DEBUG')

‎plotly_flask_tutorial/__init__.py‎

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from flask import Flask
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from . import plotly_dash_views
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def create_app():
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"""Construct the core application."""
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app = Flask(__name__, instance_relative_config=False)
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app.config.from_object('config.Config')
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dash_app = plotly_dash_views.dataframes.Add_Dash(app)
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with app.app_context():
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# Construct the data set
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from . import routes
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app.register_blueprint(routes.main_bp)
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# app.register_blueprint(plotly_dash_views.routes.plotly_bp)
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return app
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import pkgutil
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__version__ = '0.1.0'
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__all__ = []
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for loader, module_name, is_pkg in pkgutil.walk_packages(__path__):
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__all__.append(module_name)
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_module = loader.find_module(module_name).load_module(module_name)
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globals()[module_name] = _module
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import glob
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from pathlib import Path, PurePath
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from dash import Dash
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import dash_table
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import dash_core_components as dcc
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import dash_html_components as html
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import pandas as pd
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p = Path('.')
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def Add_Dash(server):
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"""Populates page with previews of datasets."""
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external_stylesheets = ['https://hackers.nyc3.cdn.digitaloceanspaces.com/css/plotly-flask-tutorial8.css',
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'https://fonts.googleapis.com/css?family=Lato',
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'https://use.fontawesome.com/releases/v5.8.1/css/all.css']
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dash_app = Dash(server=server,
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url_base_pathname='/plotly_dash_views/',
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external_stylesheets=external_stylesheets)
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dash_app.index_string = '''<!DOCTYPE html>
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<html>
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<head>
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{%metas%}
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<title>{%title%}</title>
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{%favicon%}
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{%css%}
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</head>
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<body>
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<nav>
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<a href="/"><i class="fas fa-home"></i> Home</a>
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<a href="/plotly_dash_views/"><i class="fas fa-chart-line"></i> Embdedded Plotly Dash</a>
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</nav>
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{%app_entry%}
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<footer>
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{%config%}
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{%scripts%}
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{%renderer%}
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</footer>
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</body>
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</html>'''
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# Create layout
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dash_app.layout = html.Div(
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children=get_datasets(),
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id='flex-container'
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)
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return dash_app.server
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def get_datasets():
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"""Gets all CSVs in /data directory."""
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data_filepath = list(p.glob('plotly_flask_tutorial/plotly_dash_views/data/*.csv'))
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arr = ['This is an example Plot.ly Dash App.']
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for index, csv in enumerate(data_filepath):
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print(PurePath(csv))
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df = pd.read_csv(data_filepath[index]).head(10)
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table_preview = dash_table.DataTable(
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id='table_' + str(index),
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columns=[{"name": i, "id": i} for i in df.columns],
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data=df.to_dict("rows"),
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sorting=True,
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)
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arr.append(table_preview)
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return arr
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="utf-8" />
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<meta http-equiv="X-UA-Compatible" content="IE=edge" />
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<title>{{title}}</title>
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<meta name="HandheldFriendly" content="True" />
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<meta name="viewport" content="width=device-width, initial-scale=1.0, viewport-fit=cover" />
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<script src="{{ url_for('static', filename='dist/js/includes/jquery.min.js') }}"></script>
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<link rel="stylesheet" href="{{ url_for('static', filename='dist/css/main.min.css') }}">
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<link rel="shortcut icon" href="{{ url_for('static', filename='dist/img/favicon.png') }}" type="image/x-icon" />
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</head>
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<body class="{{template}}">
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<div class="container">
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{{body}}
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</div>
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</body>
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</html>

‎plotly_flask_tutorial/routes.py‎

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import os
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from flask import Blueprint, render_template
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from flask_assets import Environment, Bundle
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from flask import current_app as app
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import lesscpy
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main_bp = Blueprint('main_bp', __name__,
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template_folder='templates',
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static_folder='static')
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assets = Environment(app)
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Environment.auto_build = True
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Environment.debug = False
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less_bundle = Bundle('less/*.less',
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filters='less,cssmin',
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output='dist/css/style.css',
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extra={'rel': 'stylesheet/less'})
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js_bundle = Bundle('js/*.js',
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filters='jsmin',
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output='dist/js/main.js')
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assets.register('less_all', less_bundle)
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assets.register('js_all', js_bundle)
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# less_bundle.build(force=True)
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js_bundle.build()
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# Landing Page
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@main_bp.route('/', methods=['GET'])
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def home():
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return render_template('index.html',
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title='Plotly Flask Tutorial.',
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template='home-template',
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body="This is an example homepage, served with Flask.")

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