Read and Write Vector Data, Iterate through Layers, Read Layer Features by Index, Retrieve Metadata, Write Vector Data, Create New Layers, Work with Multi-Layer Datasets, List Existing Layers, Add New Layers, Remove Layers, Build Spatial Indeces, Convert Vector Data, Perform Reprojection, Adjust Feature Attributes, Render Maps, Customize Styling, Combine Symbolizers, Control Visual Representation, Calculate Styling Parameters, Manipulate Geometries.
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