Skip to main content
Ctrl+K
Lumen 0.10.0 has just been released! Check out the announcement blog post and support Lumen by giving it a 🌟 on Github.
Lumen 0.10.0 documentation - Home Lumen 0.10.0 documentation - Home
  • Installation
  • Lumen AI
  • Lumen Spec
  • Gallery
  • Reference
  • GitHub
  • Discourse
  • Installation
  • Lumen AI
  • Lumen Spec
  • Gallery
  • Reference
  • GitHub
  • Discourse
  • Installation
  • Lumen AI
    • Getting Started
      • Using Lumen AI
      • Configuring Lumen AI
    • How to Guides
      • Configuring LLM Providers
        • Use OpenAI with Lumen AI
        • Use Mistral with Lumen AI
        • Using Anthropic with Lumen AI
        • Use Azure AI with Lumen AI
        • Use Llama.cpp
        • Use OpenAI compatible endpoints
      • Custom Agents
      • Custom Analyses
      • Custom Data Sources
      • Custom Tools
      • Model Prompts
      • Template Prompts
  • Lumen Spec
    • Getting Started
      • Build a dashboard
      • Core Concepts
      • Building a data pipeline
    • How to Guides
      • Data Intake
        • Access Files
        • Cache Data
      • Data Processing
        • Build Pipelines with Python
        • Branch a Pipeline
      • Visualize and Deploy
        • Define Views
        • Visualize Dashboards with Python
        • Deploy
      • Validation
        • Validate Specification
      • Data Output
        • Enable Data Download
      • Advanced Topics
        • Access Custom Components
        • Configure Authentication
        • Reference Variables
        • Declare Callbacks
  • Gallery
    • Precipitation
    • Penguins
    • NYC Taxi Trips
    • London Bike Points
    • Seattle Weather
  • Reference
    • Agent
      • SourceAgent
      • ChatAgent
      • LumenBaseAgent
      • AnalystAgent
      • TableListAgent
      • DocumentListAgent
      • SQLAgent
      • DbtslAgent
      • BaseViewAgent
      • AnalysisAgent
      • hvPlotAgent
      • VegaLiteAgent
    • Coordinator
      • DependencyResolver
      • Planner
    • Tool
      • Tool
      • FunctionTool
      • DocumentLookup
      • TableLookup
      • DbtslLookup
      • IterativeTableLookup
    • UI
      • ChatUI
      • ExplorerUI
    • Variable
      • Constant  type: constant
      • EnvVariable  type: env
      • Widget  type: widget
      • Parameter  type: param
      • URLQuery  type: url
      • Cookie  type: cookie
      • UserInfo  type: user
      • Header  type: header
    • Source
      • RESTSource  type: rest
      • InMemorySource  type: None
      • FileSource  type: file
      • BaseSQLSource  type: None
      • WebsiteSource  type: live
      • PanelSessionSource  type: session_info
      • JoinedSource  type: join
      • DerivedSource  type: derived
      • JSONSource  type: json
      • DuckDBSource  type: duckdb
      • IntakeSource  type: intake
      • IntakeSQLSource  type: intake_sql
    • Filter
      • ConstantFilter  type: constant
      • FacetFilter  type: facet
      • ParamFilter  type: param
      • WidgetFilter  type: widget
      • BinFilter  type: bins
      • DateFilter  type: date
      • DatetimeFilter  type: datetime
    • Transform
      • Filter  type: None
      • HistoryTransform  type: history
      • Aggregate  type: aggregate
      • Sort  type: sort
      • Query  type: query
      • Columns  type: columns
      • Astype  type: as_type
      • Stack  type: stack
      • Unstack  type: unstack
      • Iloc  type: iloc
      • Sample  type: sample
      • Compute  type: compute
      • Pivot  type: pivot
      • PivotTable  type: None
      • Melt  type: melt
      • SetIndex  type: set_index
      • ResetIndex  type: reset_index
      • Rename  type: rename
      • RenameAxis  type: rename_axis
      • Count  type: count
      • Sum  type: sum
      • Eval  type: eval
      • DropNA  type: dropna
      • Corr  type: corr
      • project_lnglat  type: project_lnglat
      • SQLFormat  type: sql_format
      • SQLGroupBy  type: sql_group_by
      • SQLLimit  type: sql_limit
      • SQLDistinct  type: sql_distinct
      • SQLCount  type: sql_count
      • SQLMinMax  type: sql_minmax
      • SQLColumns  type: sql_columns
      • SQLFilter  type: sql_filter
      • SQLOverride  type: None
      • SQLSample  type: sql_sample
      • SQLRemoveSourceSeparator  type: None
      • SQLSelectFrom  type: sql_select_from
    • View
      • Panel  type: panel
      • StringView  type: string
      • IndicatorView  type: indicator
      • hvOverlayView  type: hv_overlay
      • Table  type: table
      • DownloadView  type: download
      • PerspectiveView  type: perspective
      • VegaLiteView  type: vegalite
      • AltairView  type: altair
      • YdataProfilingView  type: ydata_profiling
      • GraphicWalker  type: graphic_walker
      • hvPlotUIView  type: hvplot_ui
      • hvPlotView  type: hvplot
    • Auth
      • Auth
      • YamlAuthMapperPlugin  type: yaml
  • Lumen Spec
  • How to Guides
  • Advanced Topics

.. raw:: html

Advanced Topics#

previous

How to download data

next

Access custom components

This Page

  • Show Source

© Copyright 2020-2025, HoloViz Developers.

Created using Sphinx 8.2.3.

Built with the PyData Sphinx Theme 0.16.1.