Delete test_websocket.py

tests/beemapi/test_websocket.py

-from __future__ import absolute_import
-from __future__ import division
-from __future__ import print_function
-from __future__ import unicode_literals
-from builtins import range
-from builtins import super
-import string
-import unittest
-import random
-import itertools
-from pprint import pprint
-from beem import Steem
-from beemapi.websocket import NodeWebsocket
-from beem.instance import set_shared_steem_instance
-from beem.nodelist import NodeList
-# Py3 compatibility
-import sys
-
-wif = "5KQwrPbwdL6PhXujxW37FSSQZ1JiwsST4cqQzDeyXtP79zkvFD3"
-core_unit = "STM"
-
-
-class Testcases(unittest.TestCase):
-
-    def __init__(self, *args, **kwargs):
-        super().__init__(*args, **kwargs)
-        nodelist = NodeList()
-        nodelist.update_nodes(steem_instance=Steem(node=nodelist.get_steem_nodes(), num_retries=10))
-        stm = Steem(node=nodelist.get_steem_nodes())
-
-        self.ws = NodeWebsocket(
-            urls=stm.rpc.nodes,
-            num_retries=10
-        )
-
-    def test_connect(self):
-        ws = self.ws
-        self.assertTrue(len(next(ws.nodes)) > 0)