def test_set_obsm(adata):
    init_hash = joblib.hash(adata)

    dim0_size = np.random.randint(2, adata.shape[0] - 1)
    dim1_size = np.random.randint(1, 99)
    orig_obsm_val = adata.obsm["o"].copy()
    subset_idx = np.random.choice(adata.obs_names, dim0_size, replace=False)

    subset = adata[subset_idx, :]
    assert subset.is_view
    subset.obsm = dict(o=np.ones((dim0_size, dim1_size)))
    assert not subset.is_view
    assert np.all(orig_obsm_val == adata.obsm["o"])  # Checking for mutation
    assert np.all(subset.obsm["o"] == np.ones((dim0_size, dim1_size)))

    subset = adata[subset_idx, :]
    subset_hash = joblib.hash(subset)
    with pytest.raises(ValueError):
        subset.obsm = dict(o=np.ones((dim0_size + 1, dim1_size)))
    with pytest.raises(ValueError):
        subset.varm = dict(o=np.ones((dim0_size - 1, dim1_size)))
    assert subset_hash == joblib.hash(subset)

    # Only modification have been made to a view
    assert init_hash == joblib.hash(adata)
def post(txt, contact, parenttype=None, notify=False, subject=None):
	"""post message"""

	d = frappe.new_doc('Communication')
	d.communication_type = 'Notification' if parenttype else 'Chat'
	d.subject = subject
	d.content = txt
	d.reference_doctype = 'User'
	d.reference_name = contact
	d.sender = frappe.session.user
	d.insert(ignore_permissions=True)

	delete_notification_count_for("Messages")

	if notify and cint(notify):
		if contact==frappe.session.user:
			_notify([user.name for user in get_enabled_system_users()], txt)
		else:
			_notify(contact, txt, subject)

	return d