bubble_chart.py throwing error.

[amitasthana]

python bubble_chart.py /home/os_username/repos/plot/my_env/lib/python3.6/site-packages/plotly/graph_objs/_deprecations.py:426: DeprecationWarning:

plotly.graph_objs.Marker is deprecated. Please replace it with one of the following more specific types

• plotly.graph_objs.scatter.Marker
• plotly.graph_objs.histogram.selected.Marker
• etc.

/home/os_username/repos/plot/my_env/lib/python3.6/site-packages/_plotly_utils/basevalidators.py:713: RuntimeWarning:

invalid value encountered in greater_equal

/home/os_username/repos/plot/my_env/lib/python3.6/site-packages/_plotly_utils/basevalidators.py:714: RuntimeWarning:

invalid value encountered in less_equal

Traceback (most recent call last): File "bubble_chart.py", line 21, in trace2 = Scatter(x= df['"Americas, x"'], y=df['"Americas, y"'],marker=Marker(size= df['"Americas, size"']),mode = 'markers',showlegend=True,name='America') File "/home/os_username/repos/plot/my_env/lib/python3.6/site-packages/plotly/graph_objs/_scatter.py", line 2507, in init self['marker'] = marker if marker is not None else _v File "/home/os_username/repos/plot/my_env/lib/python3.6/site-packages/plotly/basedatatypes.py", line 2832, in setitem self._set_compound_prop(prop, value) File "/home/os_username/repos/plot/my_env/lib/python3.6/site-packages/plotly/basedatatypes.py", line 3141, in _set_compound_prop val = validator.validate_coerce(val, skip_invalid=self._skip_invalid) File "/home/os_username/repos/plot/my_env/lib/python3.6/site-packages/_plotly_utils/basevalidators.py", line 2136, in validate_coerce v = self.data_class(v, skip_invalid=skip_invalid) File "/home/os_username/repos/plot/my_env/lib/python3.6/site-packages/plotly/graph_objs/scatter/_marker.py", line 1248, in init self['size'] = size if size is not None else _v File "/home/os_username/repos/plot/my_env/lib/python3.6/site-packages/plotly/basedatatypes.py", line 2841, in setitem self._set_prop(prop, value) File "/home/os_username/repos/plot/my_env/lib/python3.6/site-packages/plotly/basedatatypes.py", line 3082, in _set_prop raise err File "/home/os_username/repos/plot/my_env/lib/python3.6/site-packages/plotly/basedatatypes.py", line 3077, in _set_prop val = validator.validate_coerce(val) File "/home/os_username/repos/plot/my_env/lib/python3.6/site-packages/_plotly_utils/basevalidators.py", line 723, in validate_coerce self.raise_invalid_elements(some_invalid_els) File "/home/os_username/repos/plot/my_env/lib/python3.6/site-packages/_plotly_utils/basevalidators.py", line 297, in raise_invalid_elements valid_clr_desc=self.description())) ValueError: Invalid element(s) received for the 'size' property of scatter.marker Invalid elements include: [nan, nan, nan, nan, nan, nan, nan, nan, nan, nan]

The 'size' property is a number and may be specified as:
  - An int or float in the interval [0, inf]
  - A tuple, list, or one-dimensional numpy array of the above