

In [1]:

    
from IPython.display import clear_output, Javascript, display
from nbformat import current

import io
import os, fnmatch
from datetime import datetime
import urllib.request
from urllib.parse import quote
from pprint import pprint
import json
import subprocess

import ipywidgets as widgets
from ipywidgets import Layout, Box, HBox,DatePicker

html_metadata=widgets.HTML(
    value=""
)
from ipyleaflet import TileLayer
from ipyleaflet import (
    Map,
    Marker,
    TileLayer, ImageOverlay,
    Polyline, Polygon, Rectangle, Circle, CircleMarker,
    GeoJSON,
    DrawControl,
)

t=TileLayer()
t.url='https://server.arcgisonline.com/ArcGIS/rest/services/World_Imagery/MapServer/tile/{z}/{y}/{x}'
t.opacity=0.6
m=Map(zoom=1)
m.add_control(dc)
wkt=''
layers=[]
lop=[]
m.add_layer(t)
m









    



/opt/conda/lib/python3.6/site-packages/nbformat/current.py:19: UserWarning: nbformat.current is deprecated.

- use nbformat for read/write/validate public API
- use nbformat.vX directly to composing notebooks of a particular version

  """)






    



---------------------------------------------------------------------------
NameError                                 Traceback (most recent call last)
<ipython-input-1-5a4d42741e9a> in <module>()
     31 t.opacity=0.6
     32 m=Map(zoom=1)
---> 33 m.add_control(dc)
     34 wkt=''
     35 layers=[]

NameError: name 'dc' is not defined