class_docstr: CodeController inherits from BaseController and manages business logic related to the
  code.
  
  Methods
  -------
  create(code_id=None)
      create a code object within the project
  list()
      list all code objects within the project
  delete(id)
      delete the specified code object from the project
docstr: Returns a boolean if the code exists
  
  Parameters
  ----------
  code_id : str
      code id to check for
  code_commit_id : str
      unique commit id for the code
  
  Returns
  -------
  bool
      True if exists else False
docstr_tok: ["Returns","a","boolean","if","the","code","exists","Parameters","--","--","--","--","--","code_id",":","str","code","id","to","check","for","code_commit_id",":","str","unique","commit","id","for","the","code","Returns","--","--","--","-","bool","True","if","exists","else","False"]
code: def exists(self, code_id=None, code_commit_id=None):
      """Returns a boolean if the code exists
  
      Parameters
      ----------
      code_id : str
          code id to check for
      code_commit_id : str
          unique commit id for the code
  
      Returns
      -------
      bool
          True if exists else False
      """
      if not self.is_initialized:
          return False
      if code_id:
          code_objs = self.dal.code.query({"id": code_id})
      elif code_commit_id:
          code_objs = self.dal.code.query({"commit_id": code_commit_id})
      else:
          raise ArgumentError()
      if code_objs:
          return True
      return False
  
file_path: datmo/datmo/core/controller/code/code.py
imports: from datmo.core.util.i18n import get
  from datmo.core.controller.base import BaseController
  from datmo.core.entity.code import Code
  from datmo.core.util.exceptions import PathDoesNotExist, EnvironmentInitFailed, ArgumentError, CodeDoesNotExist
label_desc: Use image node_id 6 for calling the CodeController obj's underlying member method code with example usage: obj.exists(code_id, code_commit_id) and returns: False, False, True