- polars.read_parquet_schema(source: str | BinaryIO | Path | bytes) dict[str, PolarsDataType] #
Get the schema of a Parquet file without reading data.
Path to a file or a file-like object (by file-like object, we refer to objects that have a
read()method, such as a file handler (e.g. via builtin
Dictionary mapping column names to datatypes