fixed issues with heatmap exercise

Author: Pierian-Data

1-08E-DistplotExercises/Ex7-Distplot.py

@@ -19,7 +19,7 @@
 
 # HINT:
 # This grabs the petal_length column for a particular flower
-# df[df['class']=='Iris-some-flower-class']['petal_length']
+df[df['class']=='Iris-some-flower-class']['petal_length']
 
 
 

1-09E-HeatmapExercises/Sol8-Heatmap.py

@@ -10,15 +10,15 @@
 # Perform imports here:
 import plotly.offline as pyo
 import plotly.graph_objs as go
-
+import pandas as pd 
 # Create a DataFrame from  "flights" data
 df = pd.read_csv('../data/flights.csv')
 
 # Define a data variable
 data = [go.Heatmap(
     x=df['year'],
     y=df['month'],
-    z=df['passengers'].values.tolist()
+    z=df['passengers']
 )]
 
 # Define the layout