code: def _normalize_1(col: Union[pd.Index, pd.Series]) -> str:
      """Perform normalization of labels in pandas object."""
      FIXES = [(r"[ /:,?()\.-]", "_"), (r"['’]", ""), (r"[\xa0]", "_")]
      for search, replace in FIXES:
          col = col.str.replace(pat=search, repl=replace, regex=True)
      return col
  
file_path: pyjanitor/janitor/functions/clean_names.py
imports: import unicodedata
  from typing import Hashable, Optional, Union
  import pandas
  import pandas_flavor
  from pandas.api.types import is_scalar
  from janitor.errors import JanitorError
  from janitor.functions.utils import _is_str_or_cat, get_index_labels
  from janitor.utils import deprecated_alias
label_desc: Use image node_id 5 for calling a global function with example usage: _normalize_1(col) and returns: col