docstr: Return the table if valid, i.e., conforms to the [[catalog.]schema.]table
  construct.
  
  :param tlist: The SQL tokens
  :returns: The table if the name conforms
code: def get_table(tlist: TokenList) -> Optional[Table]:
      """
      Return the table if valid, i.e., conforms to the [[catalog.]schema.]table
      construct.
  
      :param tlist: The SQL tokens
      :returns: The table if the name conforms
      """
  
      # Strip the alias if present.
      idx = len(tlist.tokens)
  
      if tlist.has_alias():
          ws_idx, _ = tlist.token_next_by(t=Whitespace)
  
          if ws_idx != -1:
              idx = ws_idx
  
      tokens = tlist.tokens[:idx]
  
      if (
          len(tokens) in (1, 3, 5)
          and all(imt(token, t=[Name, String]) for token in tokens[::2])
          and all(
              imt(token, m=(Punctuation, ".")) for token in tokens[1::2]
          )
      ):
          return Table(
              *[remove_quotes(token.value) for token in tokens[::-2]]
          )
  
      return None
  
imports: import logging
  import re
  from collections.abc import Iterator
  from dataclasses import dataclass
  from typing import Any, cast, Optional
  from urllib import parse
  import sqlparse
  from sqlalchemy import and_
  from sqlparse import keywords
  from sqlparse.lexer import Lexer
  from sqlparse.sql import Identifier, IdentifierList, Parenthesis, remove_quotes, Token, TokenList, Where
  from sqlparse.tokens import Comment, CTE, DDL, DML, Keyword, Name, Punctuation, String, Whitespace, Wildcard
  from sqlparse.utils import imt
  from superset.exceptions import QueryClauseValidationException
  from superset.utils.backports import StrEnum
label_desc: Use image node_id 17 for calling the ParsedQuery obj's underlying member method code with example usage: obj.get_table(tlist) and returns: None, Table