code: def __init__(
      self,
      ds,
      path=None,
      is_mutable=True,
      is_memory=False,
      memory_name=None,
      mode=None,
  ):
      self.name = None
      self.route = None
      self.ds = ds
      self.path = path
      self.is_mutable = is_mutable
      self.is_memory = is_memory
      self.memory_name = memory_name
      if memory_name is not None:
          self.is_memory = True
      self.cached_hash = None
      self.cached_size = None
      self._cached_table_counts = None
      self._write_thread = None
      self._write_queue = None
      # These are used when in non-threaded mode:
      self._read_connection = None
      self._write_connection = None
      # This is used to track all file connections so they can be closed
      self._all_file_connections = []
      self.mode = mode
  
imports: import asyncio
  from collections import namedtuple
  from pathlib import Path
  import hashlib
  import janus
  import queue
  import sys
  import threading
  import uuid
  from .tracer import trace
  from .utils import detect_fts, detect_primary_keys, detect_spatialite, get_all_foreign_keys, get_outbound_foreign_keys, sqlite_timelimit, sqlite3, table_columns, table_column_details
  from .inspect import inspect_hash
label_desc: Use image node_id 1 to create a new Database object  with example: obj = Database(ds, path, is_mutable, is_memory, memory_name, mode)