Comments (1)
在Linux上运行完该脚本后,Plotly可视化没有弹出页面可能有以下几种原因。下面是一些可能的原因和解决方案:
- 环境配置
如果你是在一个无头环境(例如,没有图形用户界面的远程服务器)中运行此脚本,你可能无法直接显示Plotly图表。为了解决这个问题,你可以尝试以下方法:
在Jupyter Notebook中运行:Plotly在Jupyter Notebook环境中表现良好,因为它们可以本地处理交互式可视化。
使用本地IDE:如果你有可用的带GUI的本地机器,可以使用像PyCharm或VSCode这样的IDE运行脚本,这些IDE可以显示交互式图形。
使用Dash或Flask:如果你想将可视化作为网络应用程序提供服务,可以考虑使用Plotly的Dash或Flask创建一个可以呈现图表的Web服务器。
- 使用Plotly离线功能
如果你想将图表保存为HTML文件并在Web浏览器中打开,可以使用Plotly的offline模块:
python
复制代码
import plotly.offline as pyo
用下面的代码替换 fig.show()
pyo.plot(fig, filename='output.html')
这样,图表将被保存为output.html文件,并且可以通过浏览器打开查看。
- 确保正确安装了Plotly和其他相关库
确保你的环境中正确安装了Plotly和其他相关库:
bash
复制代码
pip install plotly pandas networkx
4. 检查文件路径和数据
如果你提供的目录路径不正确或者没有可用的数据,可能会导致脚本执行后没有显示任何内容。确保数据路径正确并且数据格式符合预期。
-
检查浏览器配置
如果Plotly在浏览器中打开,但没有显示内容,检查浏览器是否阻止了JavaScript。确保浏览器没有阻止显示Plotly图表的安全设置。 -
确保Linux环境支持GUI(如果需要)
如果你在Linux桌面环境中运行脚本,但没有GUI支持,Plotly可能无法显示。确保安装了必要的图形驱动和软件包。
示例代码的完整解决方案
以下是你代码中可视化部分的一个简单示例,保存为HTML文件:
python
复制代码
import plotly.offline as pyo
import plotly.graph_objects as go
import networkx as nx
def visualize_graph_plotly(G):
"""功能:使用Plotly创建全面优化布局的高级交互式知识图谱可视化"""
if G.number_of_nodes() == 0:
print("Graph is empty. Nothing to visualize.")
return
pos = nx.spring_layout(G, dim=3) # 3D布局
edge_trace, node_trace = create_node_link_trace(G, pos)
edge_labels = nx.get_edge_attributes(G, 'relation')
edge_label_trace = create_edge_label_trace(G, pos, edge_labels)
degree_dist_fig = create_degree_distribution(G)
centrality_fig = create_centrality_plot(G)
fig = make_subplots(
rows=2, cols=2,
column_widths=[0.7, 0.3],
row_heights=[0.7, 0.3],
specs=[
[{"type": "scene", "rowspan": 2}, {"type": "xy"}],
[None, {"type": "xy"}]
],
subplot_titles=("3D Knowledge Graph Code by AI超元域频道", "Node Degree Distribution", "Degree Centrality Distribution")
)
fig.add_trace(edge_trace, row=1, col=1)
fig.add_trace(node_trace, row=1, col=1)
fig.add_trace(edge_label_trace, row=1, col=1)
fig.add_trace(degree_dist_fig.data[0], row=1, col=2)
fig.add_trace(centrality_fig.data[0], row=2, col=2)
# 更新3D布局
fig.update_layout(
scene=dict(
xaxis=dict(showticklabels=False, showgrid=False, zeroline=False),
yaxis=dict(showticklabels=False, showgrid=False, zeroline=False),
zaxis=dict(showticklabels=False, showgrid=False, zeroline=False),
aspectmode='cube'
),
scene_camera=dict(eye=dict(x=1.5, y=1.5, z=1.5))
)
# 添加不同布局的按钮
fig.update_layout(
updatemenus=[
dict(
type="buttons",
direction="left",
buttons=list([
dict(args=[{"visible": [True, True, True, True, True]}], label="Show All", method="update"),
dict(args=[{"visible": [True, True, False, True, True]}], label="Hide Edge Labels",
method="update"),
dict(args=[{"visible": [False, True, False, True, True]}], label="Nodes Only", method="update")
]),
pad={"r": 10, "t": 10},
showactive=True,
x=0.05,
xanchor="left",
y=1.1,
yanchor="top"
),
]
)
# 添加节点大小的滑块
fig.update_layout(
sliders=[dict(
active=0,
currentvalue={"prefix": "Node Size: "},
pad={"t": 50},
steps=[dict(method='update',
args=[{'marker.size': [i] * len(G.nodes)}],
label=str(i)) for i in range(5, 21, 5)]
)]
)
# 保存图表为HTML文件
pyo.plot(fig, filename='output.html') # 将图形保存为HTML文件
示例使用
G = nx.DiGraph()
添加一些示例节点和边
G.add_edge("A", "B", relation="friend")
G.add_edge("B", "C", relation="colleague")
visualize_graph_plotly(G)
总结
通过以上解决方案,你应该能够在Linux上正确显示Plotly的可视化。如果你仍然遇到问题,请检查你的环境配置、数据路径以及浏览器设置。希望这能帮助你解决问题!
from graphrag4openwebui.
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