From 690f9bdc7ee4ba8e15202ff047569acd5d6a2ff2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Petr=C3=B4nio=20C=C3=A2ndido?= <petronio.candido@gmail.com>
Date: Sun, 23 Jun 2019 11:11:18 -0300
Subject: [PATCH] Small bugfix in pwfts.forecast_ahead_distribution

---
 pyFTS/models/pwfts.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/pyFTS/models/pwfts.py b/pyFTS/models/pwfts.py
index d0aad02..4488809 100644
--- a/pyFTS/models/pwfts.py
+++ b/pyFTS/models/pwfts.py
@@ -590,7 +590,10 @@ class ProbabilisticWeightedFTS(ifts.IntervalFTS):
 
         start = kwargs.get('start_at', 0)
 
-        fuzzyfied = kwargs.pop('fuzzyfied')
+        if 'fuzzyfied' in kwargs:
+            fuzzyfied = kwargs.pop('fuzzyfied')
+        else:
+            fuzzyfied = False
 
         if not fuzzyfied:
             sample = ndata[start: start + self.max_lag]