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Remove auto-refresh

master
0xee 2021-01-08 14:47:54 +00:00
parent 324afe2de2
commit 17f0a5eccd
1 changed files with 7 additions and 5 deletions
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tsplot
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@ -25,8 +25,6 @@ def get_topics(db):
return topics return topics
update_interval_s = 4
# Since we're adding callbacks to elements that don't exist in the app.layout, # Since we're adding callbacks to elements that don't exist in the app.layout,
# Dash will raise an exception to warn us that we might be # Dash will raise an exception to warn us that we might be
# doing something wrong. # doing something wrong.
@ -42,6 +40,7 @@ app.layout = html.Div([
@lru_cache(maxsize=10) @lru_cache(maxsize=10)
def get_data(topic, timerange, ts): def get_data(topic, timerange, ts):
start = time.time()
conn = sqlite3.connect(db) conn = sqlite3.connect(db)
table = topic table = topic
@ -50,9 +49,12 @@ def get_data(topic, timerange, ts):
df = pd.read_sql(query, conn, parse_dates=[ df = pd.read_sql(query, conn, parse_dates=[
'timestamp'], index_col='timestamp') 'timestamp'], index_col='timestamp')
print(f"Obtained data in {time.time()-start}")
return df return df
plot_page = html.Div([ plot_page = html.Div([
dcc.Interval( dcc.Interval(
id='interval-component', id='interval-component',
@ -106,16 +108,16 @@ def update_topic_checklist(pathname):
return [{"label":topic, "value":topic, "disabled":False} for topic in sorted(topics)], selected return [{"label":topic, "value":topic, "disabled":False} for topic in sorted(topics)], selected
@app.callback(Output('graph', 'figure'), @app.callback(Output('graph', 'figure'),
[Input('interval-component', 'n_intervals'), [
Input('timerange', 'value'), Input('timerange', 'value'),
Input('range_count', 'value'), Input('range_count', 'value'),
Input('topic-checklist', 'value')]) Input('topic-checklist', 'value')])
def update_graph(interval, timerange, range_count, topics): def update_graph(timerange, range_count, topics):
if topics: if topics:
print(f"topics: {topics}") print(f"topics: {topics}")
delta = get_timedelta(timerange, range_count) delta = get_timedelta(timerange, range_count)
now = int(time.time()) // update_interval_s now = int(time.time())
def make_data(df, name): def make_data(df, name):
return { return {
'x': df.index, 'x': df.index,