text: # Definition of the version number
  import os
  from io import open as io_open
  
  __all__ = ["__version__"]
  
  # major, minor, patch, -extra
  version_info = 4, 19, 6
  
  # Nice string for the version
  __version__ = '.'.join(map(str, version_info))
  
  
  # auto -extra based on commit hash (if not tagged as release)
  scriptdir = os.path.dirname(__file__)
  gitdir = os.path.abspath(os.path.join(scriptdir, "..", ".git"))
  if os.path.isdir(gitdir):  # pragma: nocover
      extra = None
      # Open config file to check if we are in tqdm project
      with io_open(os.path.join(gitdir, "config"), 'r') as fh_config:
          if 'tqdm' in fh_config.read():
              # Open the HEAD file
              with io_open(os.path.join(gitdir, "HEAD"), 'r') as fh_head:
                  extra = fh_head.readline().strip()
              # in a branch => HEAD points to file containing last commit
              if 'ref:' in extra:
                  # reference file path
                  ref_file = extra[5:]
                  branch_name = ref_file.rsplit('/', 1)[-1]
  
                  ref_file_path = os.path.abspath(os.path.join(gitdir, ref_file))
                  # check that we are in git folder
                  # (by stripping the git folder from the ref file path)
                  if os.path.relpath(
                          ref_file_path, gitdir).replace('\\', '/') != ref_file:
                      # out of git folder
                      extra = None
                  else:
                      # open the ref file
                      with io_open(ref_file_path, 'r') as fh_branch:
                          commit_hash = fh_branch.readline().strip()
                          extra = commit_hash[:8]
                          if branch_name != "master":
                              extra += '.' + branch_name
  
              # detached HEAD mode, already have commit hash
              else:
                  extra = extra[:8]
  
      # Append commit hash (and branch) to version string if not tagged
      if extra is not None:
          try:
              with io_open(os.path.join(gitdir, "refs", "tags",
                                        'v' + __version__)) as fdv:
                  if fdv.readline().strip()[:8] != extra[:8]:
                      __version__ += '-' + extra
          except Exception as e:
              if "No such file" not in str(e):
                  raise
  