def __init__(self, author=None, category=None, contributor=None,
      generator=None, icon=None, atom_id=None, link=None, logo=None,
      rights=None, subtitle=None, title=None, updated=None, entry=None,
      text=None, extension_elements=None, extension_attributes=None):

    self.author = author or []
    self.category = category or []
    self.contributor = contributor or []
    self.generator = generator
    self.icon = icon
    self.id = atom_id
    self.link = link or []
    self.logo = logo
    self.rights = rights
    self.subtitle = subtitle
    self.title = title
    self.updated = updated
    self.entry = entry or []
    self.text = text
    self.extension_elements = extension_elements or []
    self.extension_attributes = extension_attributes or {}
Return the Gram matrix of the vector of functions F with respect to the
dataset/ETHPy150Open acil-bwh/SlicerCIP/Scripted/attic/PicasaSnap/atom/__init__.py/Feed.__init__--crossover with--dataset/ETHPy150Open SheffieldML/GPy/GPy/kern/src/stationary.py/Matern32.Gram_matrix