Add gva-sectors

apps/gva_sectors.py

@@ -0,0 +1,84 @@
+import dash
+import dash_core_components as dcc
+import dash_html_components as html
+from dash.dependencies import Input, Output, State
+from collections import OrderedDict
+
+
+import pandas as pd
+
+from app import app
+
+data = pd.read_excel('data/2018/economic-aggregates/S1.6.xlsx')
+years = data.iloc[5:6,2:-2]
+year_set = list(OrderedDict.fromkeys(years.values[0]).keys())
+process = data[7:]
+sections = process.iloc[:,0]
+main_sections = [index for index in sections.index if sections[index].isdigit()]
+rows = [data.iloc[idx] for idx in main_sections]
+
+def app_layout():
+    children = [dcc.Tab(label=year, value=year) for year in year_set]
+    return(
+            html.Div([
+                    dcc.Tabs(id="tabs", value=year_set[-1], children=children),
+                    html.Div(id='output-tab')
+                    ])
+    )
+
+layout=app_layout()
+
+@app.callback(Output('output-tab', 'children'),
+              [Input('tabs', 'value')])
+def display_content(value):
+    cu_index, co_index = [index for index in years.transpose().index if years[index].iloc[0] == value]
+    cu_values = [row[cu_index] for row in rows[0:-1]]
+    co_values = [row[co_index] for row in rows[0:-1]]
+    labels = [row.iloc[-1] for row in rows[0:-1]]
+    data_cu = [
+        {
+            'values':cu_values,
+            'type': 'pie',
+            'labels': labels
+        },
+    ]
+    data_co = [
+        {
+            'values':co_values,
+            'type': 'pie',
+            'labels': labels
+        },
+    ]
+
+    return html.Div([
+        dcc.Graph(
+            id='cp-graph',
+            figure={
+                'data': data_cu,
+                'layout': {
+                    'margin': {
+                        'l': 30,
+                        'r': 0,
+                        'b': 30,
+                        't': 0
+                    },
+                    'name': 'Current Price'
+                }
+            }
+        ),
+        dcc.Graph(
+            id='co-graph',
+            figure={
+                'data': data_co,
+                'layout': {
+                    'margin': {
+                        'l': 30,
+                        'r': 0,
+                        'b': 30,
+                        't': 0
+                    },
+                    'name': 'Cost Price'
+                }
+            }
+        )
+    ])

apps/home.py

@@ -7,7 +7,7 @@
 
 layout = html.Div([
     html.Div([
-        dcc.Link('Go to App stock', href='/stock')
+        dcc.Link('Go to GVA Sector', href='/gva-sectors')
     ])
 
 ])