from yahoo_finance import Share
yahoo = Share('YHOO')
yahoo.get_historical2('2014-04-25', '2014-05-29')
def action_WolfBot_History(intent_request):
"""
Performs dialog management and fulfillment for doing stock history
Beyond fulfillment, the implementation of this intent demonstrates the use of the elicitSlot dialog action
in slot validation and re-prompting.
"""
symbol = get_slots(intent_request)['symbol']
#get symbol data
if symbol is None:
try:
utter = intent_request["inputTranscript"]
except:
utter = "This is empty"
#extract symbol from utter
try:
#break the string into a list, and then pick the one with the $ symbol
phrase_list = utter.split(" ")
for element in phrase_list:
if "$" in element:
symbol_manual = element.strip("$")
get_slots(
intent_request
)['symbol'] = symbol_manual #force the value in, this allows to break out of the strict slot criteria
symbol = symbol_manual
else:
symbol = ""
except: #if there's no element, aka no check $
return close(
intent_request['sessionAttributes'], 'Fulfilled', {
'contentType':
'PlainText',
'content':
'Closing1... Try again with a valid symbol. E.g. $AMZN'
})
# prepping the values
slots = get_slots(intent_request)
symbol = get_slots(intent_request)['symbol']
#using last days method, force values into intent_request
try:
if get_slots(intent_request)['days'] is not None:
get_slots(intent_request)['start_date'] = str(
datetime.date.today() - datetime.timedelta(
days=int(get_slots(intent_request)['days'])))
get_slots(intent_request)['end_date'] = str(datetime.date.today())
except KeyError:
pass
start_date = get_slots(intent_request)['start_date']
end_date = get_slots(intent_request)['end_date']
source = intent_request['invocationSource']
# verify symbol
try:
#scrub out the dollar symbol
if '$' in symbol:
symbol = symbol.strip('$')
symbol_result = Share(symbol)
if symbol_result.get_price() is None:
return close(
intent_request['sessionAttributes'], 'Fulfilled', {
'contentType': 'PlainText',
'content': 'Closing2... {}'.format(symbol)
})
except:
return close(
intent_request['sessionAttributes'], 'Fulfilled', {
'contentType':
'PlainText',
'content':
'Closing3... {} {} {} {}'.format(symbol, start_date, end_date,
sys.exc_info()[0])
})
#start sussing it out
if source == "DialogCodeHook":
#determine the symbol
symbol = get_slots(intent_request)['symbol']
# Using date questioning method (default)
# Perform basic validation on the supplied input slots.
# Use the elicitSlot dialog action to re-prompt for the first violation detected.
validation_result = validate_action_WolfBot_History(
symbol, start_date, end_date)
if not validation_result['isValid']:
slots[validation_result['violatedSlot']] = None
return elicit_slot(intent_request['sessionAttributes'],
intent_request['currentIntent']['name'], slots,
validation_result['violatedSlot'],
validation_result['message'])
#scrub out the dollar symbol - why is this everywhere? because I don't know what keeps adding the $ back into symbol lol
if '$' in symbol:
symbol = symbol.strip('$')
symbol_result_history = Share(symbol)
try:
symbol_result = lookup2(symbol)
symbol_history = symbol_result_history.get_historical2(
start_date, end_date)
except:
return close(
intent_request['sessionAttributes'], 'Fulfilled', {
'contentType': 'PlainText',
'content':
'Closing4... Try again with a valid symbol. E.g. $AMZN'
})
#formatting
trade_time = symbol_result["trade_time"].split(" UTC")
trade_time = trade_time[0]
#building the content to deliver
content = ""
#build with first day and last day
content = "{} starts at {:.2f} on {} and ends at {:.2f} on {}".format(
symbol,
float(symbol_history[0]["Adj_Close"]), symbol_history[0]["Date"],
float(symbol_history[-1]["Adj_Close"]), symbol_history[-1]["Date"])
#staging imgur client - use https://api.imgur.com/oauth2/addclient
client_id = 'GET_YOUR_OWN'
client_secret = 'GET_YOUR_OWN'
client = ImgurClient(client_id, client_secret)
# filter the output
output_filter = []
for element_dict in symbol_history:
output_filter.append({
k: element_dict[k]
for k in element_dict.keys() & {'Date', 'Adj_Close'}
})
# set up X data
X_date = []
for element_dict in output_filter:
X_date.append(element_dict['Date'])
# set up Y data
Y_close = []
for element_dict in output_filter:
Y_close.append(element_dict['Adj_Close'])
# use xticks because matplotlib doesn't like strings
plt.plot(Y_close)
plt.xticks(range(len(X_date)), X_date)
plt.title("{} Starts: {} Ends: {}".format(symbol, start_date, end_date))
#make sure its empty
try:
os.remove('/tmp/foo.png')
except:
pass
#save, generate, delete
plt.savefig('/tmp/foo.png')
callback = client.upload_from_path("/tmp/foo.png", config=None, anon=True)
imgur_link = callback['link']
plt.gcf().clear()
os.remove('/tmp/foo.png')
'''
return close(intent_request['sessionAttributes'],
'Fulfilled',
{'contentType': 'PlainText',
'content': content + " " + imgur_link})
'''
#using response card
response = {
"sessionAttributes": intent_request["sessionAttributes"],
"dialogAction": {
"type": "Close",
'fulfillmentState': "Fulfilled",
"message": {
"content":
"Showing ${} between {} and {}".format(symbol_result["symbol"],
start_date, end_date),
"contentType":
"PlainText"
},
"responseCard": {
"version":
1,
"contentType":
"application/vnd.amazonaws.card.generic",
"genericAttachments": [{
"title":
"{}".format(symbol_result["name"]),
"subTitle":
"{} {} ({}) {}".format(symbol_result["price"],
symbol_result["change"],
symbol_result["pc_change"],
trade_time),
"imageUrl":
"{}".format(imgur_link),
"buttons": [{
"text": "Buy",
"value": "buy"
}, {
"text": "Sell",
"value": "sell"
}]
}]
}
}
}
return response
