validate_keyframes_on_mesh.py

# madoodia@gmail.com
# --------------------
import pyblish.api
from maya import cmds


# class ValidateKeyframesOnMesh(pyblish.api.InstancePlugin):
class ValidateKeyframesOnMesh(pyblish.api.Validator):
    """Validate keyframe on meshes

    If you have any keyframe on any mesh this will detect it.
    You have to remove mesh's keyframe to continue.
    """

    order = pyblish.api.ValidatorOrder
    families = ['anr.model']
    hosts = ['maya']
    category = 'geometry'
    label = 'Keyframe On Mesh'
    version = (0, 0, 1)

    def process(self, instance):
        invalid = []

        sys.log.info('Finding keyframes...')

        for node in cmds.ls(instance):
            # key = cmds.keyframe(node, q=1)
            key = cmds.findKeyframe(node, curve=True)

            if key in not None:
                invalid.append(node)
                continue

        if invalid:
            raise RuntimeError(
                "Meshes found in instance[{0}] have keyframe: {1}".format(instance, invalid))