# Analyzer **`class Analyzer(config)`** Bases: [`Step`](../technical/libnlp/steps/standard.md#squirro.lib.nlp.steps.base.Step) The base [`Analyzer`](#squirro.lib.nlp.steps.analyzers.Analyzer) is a [`Step`](../technical/libnlp/steps/standard.md#squirro.lib.nlp.steps.base.Step) that judges the accuracy of a given labeling task. Parameters - `type` ([`str`](https://docs.python.org/3.11/library/stdtypes.html#str)) – Type of [`Analyzer`](#squirro.lib.nlp.steps.analyzers.Analyzer) - `label_field` ([`str`](https://docs.python.org/3.11/library/stdtypes.html#str)) – Field with ground-truth label - `tag_field` ([`str`](https://docs.python.org/3.11/library/stdtypes.html#str)) – Field with predicted label - `threshold` ([`float`](https://docs.python.org/3.11/library/functions.html#float)`, ``0.75`) – Confidence threshold used for classification Methods SummaryMethods Documentation **`process(docs)`** Process a set of documents Parameters `docs` (`generator``(`[`Document`](../technical/libnlp/base.md#squirro.lib.nlp.document.Document)`)`) – Generator of documents Returns Analysis Return type [dict](https://docs.python.org/3.11/library/stdtypes.html#dict)