code: def remove_entry(self, key):
      self.entries.pop(self._find_entry_index(key))
  
imports: import abc
  import bisect
  import math
  from typing import Optional
  from .const import ENDIAN, NODE_TYPE_BYTES, USED_PAGE_LENGTH_BYTES, PAGE_REFERENCE_BYTES, TreeConf
  from .entry import Entry, Record, Reference, OpaqueData
label_desc: Use image node_id 15 for calling the Node obj's underlying member method code with example usage: obj.remove_entry(key) without return types