class_docstr: Representation of a Git repository
  
      
docstr: Initializes the Git repository.
  
  Parameters
  ----------
  create_sanity_checks: bool, optional
    Whether to perform sanity checks during initialization if the target
    path already exists, such as that new repository is not created in
    the directory where git already tracks some files.
  init_options: list, optional
    Additional options to be appended to the `git-init` call.
docstr_tok: ["Initializes","the","Git","repository",".","Parameters","--","--","--","--","--","create_sanity_checks",":","bool",",","optional","Whether","to","perform","sanity","checks","during","initialization","if","the","target","path","already","exists",",","such","as","that","new","repository","is","not","created","in","the","directory","where","git","already","tracks","some","files",".","init_options",":","list",",","optional","Additional","options","to","be","appended","to","the","`","git-init","`","call","."]
code: def init(self, sanity_checks=True, init_options=None):
      """Initializes the Git repository.
  
      Parameters
      ----------
      create_sanity_checks: bool, optional
        Whether to perform sanity checks during initialization if the target
        path already exists, such as that new repository is not created in
        the directory where git already tracks some files.
      init_options: list, optional
        Additional options to be appended to the `git-init` call.
      """
      pathobj = self.pathobj
      path = str(pathobj)
  
      if not lexists(path):
          pathobj.mkdir(parents=True)
      elif sanity_checks:
          # Verify that we are not trying to initialize a new git repository
          # under a directory some files of which are already tracked by git
          # use case: https://github.com/datalad/datalad/issues/3068
          try:
              stdout, _ = self._call_git(
                  ["-C", path, "ls-files"],
                  expect_fail=True,
                  read_only=True,
              )
              if stdout:
                  raise PathKnownToRepositoryError(
                      "Failing to initialize new repository under %s where "
                      "following files are known to a repository above: %s"
                      % (path, stdout)
                  )
          except CommandError:
              # assume that all is good -- we are not under any repo
              pass
  
      cmd = ["-C", path, "init"]
      cmd.extend(ensure_list(init_options))
      lgr.debug(
          "Initializing empty Git repository at '%s'%s",
          path,
          " %s" % cmd[3:] if cmd[3:] else "",
      )
  
      stdout, stderr = self._call_git(
          cmd,
          # we don't want it to scream on stdout
          expect_fail=True,
          # there is no commit, and none will be made
          read_only=True,
      )
  
      # after creation we need to reconsider .git path
      self.dot_git = _get_dot_git(self.pathobj, ok_missing=True)
  
      return self
  
imports: import logging
  import re
  import threading
  import time
  from contextlib import contextmanager
  from locale import getpreferredencoding
  from os import environ
  from os.path import lexists
  from typing import Optional
  from weakref import finalize, WeakValueDictionary
  from datalad.cmd import GitWitlessRunner, StdOutErrCapture
  from datalad.config import ConfigManager
  from datalad.dataset.repo import PathBasedFlyweight, RepoInterface, path_based_str_repr
  from datalad.runner.nonasyncrunner import STDERR_FILENO, STDOUT_FILENO
  from datalad.runner.protocol import GeneratorMixIn
  from datalad.runner.utils import AssemblingDecoderMixIn, LineSplitter
  from datalad.support.exceptions import CommandError, GitIgnoreError, InvalidGitRepositoryError, PathKnownToRepositoryError
  from datalad.utils import ensure_list, lock_if_required, Path
label_desc: Use image node_id 17 for calling the GitRepo obj's underlying member method code with example usage: obj.init(sanity_checks, init_options) and returns: self