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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def drop_field(app_name, model_name, field_name):
 """ Drop the given field from the app's model """

    app_config = apps.get_app_config(app_name)
    model = app_config.get_model(model_name)
    field = model._meta.get_field(field_name)
    with connection.schema_editor() as schema_editor:
        schema_editor.remove_field(model, field)