edit scipy protected import

Author: cldougl

plotly/tools.py

@@ -52,6 +52,7 @@ def warning_on_one_line(message, category, filename, lineno,
     _numpy_imported = False
 
 try:
+    import scipy
     from scipy.stats import norm, gaussian_kde
     _scipy_imported = True
 except ImportError:
@@ -2350,7 +2351,7 @@ def create_distplot(hist_data, group_labels,
         import plotly.plotly as py
         from plotly.tools import FigureFactory as FF
 
-        from scipy.stats import norm, gaussian_kde
+
 
         hist_x = [[1.1, 1.1, 2.5, 3.0, 3.5,
                    3.5, 4.1, 4.4, 4.5, 4.5,
@@ -2369,8 +2370,6 @@ def create_distplot(hist_data, group_labels,
         import plotly.plotly as py
         from plotly.tools import FigureFactory as FF
 
-        from scipy.stats import norm, gaussian_kde
-
         # Add histogram data
         hist1_x = [0.8, 1.2, 0.2, 0.6, 1.6,
                    -0.9, -0.07, 1.95, 0.9, -0.2,
@@ -2404,8 +2403,6 @@ def create_distplot(hist_data, group_labels,
         import plotly.plotly as py
         from plotly.tools import FigureFactory as FF
 
-        from scipy.stats import norm, gaussian_kde
-
         x1 = np.random.randn(20)
         x2 = np.random.randn(40)+1
         x3 = np.random.randn(10)-1