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In [1]:



    


#!pip install -e /Users/rajrsingh/workspace/lib/pixiedust
import pixiedust
# import pandas as pd



    


















    






Pixiedust database opened successfully










    







        

            
                
            
            Pixiedust version 1.0.6
        

        









    







Warning: You are not running the latest version of PixieDust. Current is 1.0.6, Latest is 1.0.5










    







                
Please copy and run the following command in a new cell to upgrade: !pip install --user --upgrade pixiedust

            









    







Please restart kernel after upgrading.

















In [2]:



    


homesdf = pixiedust.sampleData(6)
# homesdf = pd.read_csv("https://openobjectstore.mybluemix.net/misc/milliondollarhomes.csv")



    


















    






Downloading 'Million dollar home sales in NE Mass late 2016' from https://openobjectstore.mybluemix.net/misc/milliondollarhomes.csv










    







                

                    Starting download...
                    
                










    




















    




















    




















    




















    




















    




















    




















    




















    




















    




















    




















    




















    




















    






Creating pySpark DataFrame for 'Million dollar home sales in NE Mass late 2016'. Please wait...
Successfully created pySpark DataFrame for 'Million dollar home sales in NE Mass late 2016'

















In [3]:



    


roadslines = {
    "type": "FeatureCollection", 
    "features": [
        {
            "type": "Feature", 
            "properties": {}, 
            "geometry": {
                "type": "LineString", 
                "coordinates": [
                  [-71.0771656036377,42.364537198664884],
                  [-71.07780933380127,42.36133451106724],
                  [-71.07562065124512,42.359812384483625],
                  [-71.07557773590088,42.35610204645879]
                ]
            }
        }, 
        {
            "type": "Feature", 
            "properties": {
                "name": "Highway to the Danger Zone"
            }, 
            "geometry": {
                "type": "LineString", 
                "coordinates": [
                  [-71.09179973602294,42.35848049347556],
                  [-71.08287334442139,42.356419177928906],
                  [-71.07184410095215,42.35794138670829],
                  [-71.06772422790527,42.35686315929846]
                ]
            }
        }
    ]
}
roadslayer = {
    "id": "Roads",
    "maptype": "mapbox", 
    "order": 2,
    "type": "line",
    "source": {
        "type": "geojson",
        "data": roadslines
    },
    "paint": {
        "line-color": "rgba(128,0,128,0.65)",
        "line-width": 6, 
        "line-blur": 2, 
        "line-opacity": 0.75
    },
    "layout": {
        "line-join": "round"        
    }
}



    











In [4]:



    


dangerzones = {
    "type": "FeatureCollection", 
    "features": [
        {
            "type": "Feature", 
            "properties": {
                "name": "Danger Zone"
            }, 
            "geometry": {
                "type": "Polygon", 
                "coordinates": [
                    [[-71.08828067779541, 42.360890561289295],
                    [-71.08802318572998, 42.35032997408756],
                    [-71.07295989990234, 42.35591176680853],
                    [-71.07583522796631, 42.3609539828782],
                    [-71.08828067779541, 42.360890561289295]]
                ]
            }
        }
    ]
}
dglayer = {
    "id": "Danger Zone",
    "maptype": "mapbox", 
    "order": 3,
    "type": "fill",
    "source": {
        "type": "geojson",
        "data": dangerzones
    },
    "paint": {
        "fill-antialias": True, 
        "fill-color": "rgba(248,64,0,1.0)",
        "fill-outline-color": "#ff0000"
    },
    "layout": {}
}



    











In [5]:



    


custompt = {
    "type": "FeatureCollection", 
    "features": [
        {
            "type": "Feature", 
            "properties": {}, 
            "geometry": {
                "type": "Point", 
                "coordinates": [-71.0771, 42.3599]
            }
        }, 
        {
            "type": "Feature", 
            "properties": {}, 
            "geometry": {
                "type": "Point", 
                "coordinates": [-71.0771, 42.3610]
            }
        }
    ]
}
customLayer = {
    "id": "specialdata",
    "maptype": "mapbox", 
    "order": 1,
    "type": "circle",
    "source": {
        "type": "geojson",
        "data": custompt
    },
    "paint": {
        "circle-color": "rgba(0,0,255,0.85)", 
        "circle-radius": 20
    },
    "layout": {}
}



    











In [6]:



    


display(homesdf)



    


















    








  
  

    
      
  
      
        
          
            
          
          
            
        
        
      
        
          

            
            
              
              
              
              
            
            
          

        
      
        
      
        
      
        
          

            
            
              
              
              
              
            
            
          

        
      
      

    
    

    

  



                    
                










    







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from pixiedust.display.app import *
from pixiedust.utils.shellAccess import ShellAccess
import geojson



    











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@PixieApp
class MapboxUserLayers:
    
    @route()
    def main(self):
        self.USERLAYERS = []
        for key in ShellAccess:
            v = ShellAccess[key]
            if isinstance(v, dict) and "source" in v and "type" in v["source"] and v["source"]["type"] == "geojson" and "id" in v and "paint" in v and "layout" in v and "data" in v["source"]:
#                 gj = geojson.loads(v["source"]["data"])
#                 isvalid = geojson.is_valid(gj)
#                 if isvalid["valid"] == "yes":
                self.USERLAYERS.append(v)
#                 else:
#                     print("Invalid GeoJSON: {0}".format(str(v["source"]["data"])))

        return """<pre>{% for layer in this.USERLAYERS %}
        var layertype = "circle";
        {% if layer["type"] %}
        layertype = "{{layer["type"]}}";
        {%endif%}

        var layerpaint = "{}";
        {% if layer["paint"] %}
        layerpaint = "{{layer["paint"]}}";
        {%endif%}

        var layerlayout = "{}";
        {% if layer["layout"] %}
        layerlayout = "{{layer["layout"]}}";
        {%endif%}

        map.addLayer({
            "id": "{{layer["id"]}}", 
            "type": layertype, 
            "source": {{layer["source"]}},
            "paint": layerpaint, 
            "layout": layerlayout
        });
        {% endfor %}</pre>
"""



    











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mbl = MapboxUserLayers()
mbl.run()

Notes





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%pixiedustLog -l debug



    











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Content source: ibm-cds-labs/pixiedust

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