annsel.core.expr.col

annsel.core.expr.col(*names)

Create a column expression for the given column name(s) in obs or var.

Parameters:

column str or list of str

The column name(s) to reference

Return type:

Expr

Returns:

A column expression that can be used in filter expressions

Examples

>>> import annsel as an
>>> an.col("gene_1")  # Reference a single column
>>> an.col(["gene_1", "gene_2"])  # Reference multiple columns