def algorithm(request):
ticker = str(request.POST.get('ticker'))
start = str(request.POST.get('start'))
end = str(request.POST.get('end'))
code = str(request.POST.get('code'))
print code
exec code
backtester = bt.backtester(strategy, ticker, start, end)
response_data = backtester.full_summary()
return HttpResponse(json.dumps(response_data),
content_type="application/json")
yList = normalisedFuture
print(yList)
print(int(len(yList)))
print(xList)
print(int(len(xList)))
#pyplot.scatter(xList, yList)
pyplot.scatter(25,(historicData[startPosition + length + futureDistance])*ratio,color = 'blue')
pyplot.show()'''
'''pastPatterns = generatePastPatterns(len(currentPattern), historicData)
similarPatterns = []
from shapeComparison import comparePattern
for i in pastPatterns:
#print('Past pattern : '+str(i))
if comparePattern(currentPattern,i[0],1) > 35:
similarPatterns.append(i)'''
#currentPatternIndex = settings.currentPatternIndex
backtester()
'''pattern = [0.72724, 0.72790, 0.72991, 0.73194, 0.73058, 0.73333, 0.73373, 0.73222, 0.73185, 0.73152, 0.73152, 0.73230, 0.73427, 0.73477, 0.73609, 0.73480, 0.73600, 0.73515, 0.73528, 0.73493, 0.73236, 0.73604, 0.73527, 0.73986, 0.73231, 0.73082, 0.73110, 0.73083, 0.73007, 0.73291, 0.73336, 0.73027, 0.73023, 0.73040]
pattern = pattern[0:10]
pattern.reverse()
print(len(pattern))'''
#liveTester(pattern)
endtime = time.time()
print(endtime - startTime)
def home(request):
context = {}
res = None
if request.method == 'GET':
# Create a form instance and populate it with data from the request:
form = SearchForm(request.GET)
# Check whether it's valid:
if form.is_valid():
# Convert form data to an args dictionary for backtester
args = {}
if form.cleaned_data["User_Name"]:
args["User_Name"] = form.cleaned_data['User_Name']
if form.cleaned_data['start_date']:
args['start_date'] = form.cleaned_data['start_date']
if form.cleaned_data['end_date']:
args['end_date'] = form.cleaned_data['end_date']
if form.cleaned_data['letter']:
args['letter'] = form.cleaned_data['letter']
if form.cleaned_data['Twitter_Mentions']:
args['Twitter_Mentions'] = form.cleaned_data[
'Twitter_Mentions']
if form.cleaned_data['Google_Trends']:
args['Google_Trends'] = form.cleaned_data['Google_Trends']
if form.cleaned_data['Reddit_Subscribers_Total']:
args['Reddit_Subscribers_Total'] = form.cleaned_data[
'Reddit_Subscribers_Total']
if form.cleaned_data['Reddit_Subscribers_Growth']:
args['Reddit_Subscribers_Growth'] = form.cleaned_data[
'Reddit_Subscribers_Growth']
if form.cleaned_data['complexity_score']:
args['complexity_score'] = form.cleaned_data[
'complexity_score']
try:
# Check whether user's query returns any coins
if len(backtester(args)) == 1:
res = backtester(args)
else:
res = (backtester(args), edit_board(backtester(args)[1]))
except Exception as e:
print('Exception caught')
bt = traceback.format_exception(*sys.exc_info()[:3])
context['err'] = """
An exception was thrown in backtester:
<pre>{}
{}</pre>
""".format(e, '\n'.join(bt))
res = None
else:
form = SearchForm()
# Handle different responses of res
if res is None:
context['result'] = None
elif len(res) == 1:
context['result'] = res
else:
query, board = res
columns = query[0]
result = query[1]
context['result'] = result
context['columns'] = columns
context['board'] = board
context['form'] = form
return render(request, 'index.html', context)
def _do_backtest():
# json.loads(request)
dd = request.json
data = backtester.backtester(dt.datetime(dd['syear'],dd['smon'],dd['sday']), \
dt.datetime(dd['eyear'],dd['emon'],dd['eday']),dd['models'])
return data
