Replace certain unicode characters to avoid errors when trying
    to read various strings.
    Returns
    ----------
    str

def replace_chars(astring):
    """
    Replace certain unicode characters to avoid errors when trying
    to read various strings.
    Returns
    ----------
    str
    """
    for k, v in CHAR_REPLACE.items():
        astring = astring.replace(k, v)
    return astring