[英]How can I plot by using plotly library without getting ValueError?
我有問題。 我導入了需要的庫
aerial = pd.read_csv("C://Users//bilim//Python//DATAI Team//3) Data Visualization//operations.csv")
import plotly.plotly as py
from plotly.offline import init_notebook_mode, iplot
init_notebook_mode(connected=True)
import plotly.graph_objs as go
# ATTACK
aerial["color"] = ""
aerial.color[aerial.Country == "USA"] = "rgb(0,116,217)"
aerial.color[aerial.Country == "GREAT BRITAIN"] = "rgb(255,65,54)"
aerial.color[aerial.Country == "NEW ZEALAND"] = "rgb(133,20,75)"
aerial.color[aerial.Country == "SOUTH AFRICA"] = "rgb(255,133,27)"
data = [dict(
type='scattergeo',
lon = aerial['Takeoff Longitude'],
lat = aerial['Takeoff Latitude'],
hoverinfo = 'text',
text = "Country: " + aerial.Country + " Takeoff Location: "+aerial["Takeoff Location"]+" Takeoff Base: " + aerial['Takeoff Base'],
mode = 'markers',
marker=dict(
sizemode = 'area',
sizeref = 1,
size= 10 ,
line = dict(width=1,color = "white"),
color = aerial["color"],
opacity = 0.7),
)]
layout = dict(
title = 'Countries Take Off Bases ',
hovermode='closest',
geo = dict(showframe=False, showland=True, showcoastlines=True, showcountries=True,
countrywidth=1, projection=dict(type='Mercator'),
landcolor = 'rgb(217, 217, 217)',
subunitwidth=1,
showlakes = True,
lakecolor = 'rgb(255, 255, 255)',
countrycolor="rgb(5, 5, 5)")
)
fig = go.Figure(data=data, layout=layout)
iplot(fig)
錯誤是: ValueError: Invalid element(s) received for the 'color' property of scattergeo.marker 無效元素包括:['', '', '', '', '', '', '', '' , '', '']
錯誤來自這行代碼: aerial["color"] = ""
。 如果您實際上打算使用它來定義標記 colors,則需要將一些值分配給aerial["color"]
(例如["red", "blue", "green", ...]
)。
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