Function process_detections

src/licensedcode/detection.py:2133–2177

Yield LicenseDetection objects given a list of LicenseDetection objects after postprocessing for the following: 1. Include license clues as detections if there are other proper detections with the same license keys.

(detections, licensing=Licensing())

def process_detections(detections, licensing=Licensing()):
    """
    Yield LicenseDetection objects given a list of LicenseDetection objects
    after postprocessing for the following:

    1. Include license clues as detections if there are other proper detections
       with the same license keys.
    """
    if len(detections) == 1:
        yield detections[0]
    else:
        detected_license_keys = set()

        for detection in detections:
            if detection.license_expression != None:
                detected_license_keys.update(
                    licensing.license_keys(expression=detection.license_expression)
                )

        for detection in detections:
            if detection.license_expression == None:
                if has_correct_license_clue_matches(detection.matches):
                    yield detection
                    continue

                license_expression = str(combine_expressions(
                    expressions=[
                        match.rule.license_expression
                        for match in detection.matches
                    ],
                    unique=True,
                    licensing=licensing,
                ))
                license_keys = licensing.license_keys(expression=license_expression)

                if all(
                    key in detected_license_keys
                    for key in license_keys
                ):
                    detection.license_expression = license_expression
                    detection.license_expression_spdx = detection.spdx_license_expression()
                    detection.detection_log.append(DetectionRule.NOT_LICENSE_CLUES.value)
                    detection.identifier = detection.identifier_with_expression

            yield detection


def detect_licenses(