A python regular expression, str and unicode that are sober and addictive

    """
When using a regular expression for a Japanese character string
String class of Japanese strings(str or unicode)And the regular expression string class needs to match
Example) re.match([If this is unicode], [This is also unicode])
    """

    str_japanese = '3 mana creature'
    unicode_japanese = u'Three mana creature'

    match = re.search('Mana', str_japanese)
    if match:
        print "Apply regular expression to str without u flag"

    match = re.search(u'Mana', str_japanese)
    if match:
        print "Assign the u flag to the regular expression for str"

    match = re.search('Mana', unicode_japanese)
    if match:
        print "Apply regular expression to unicode without u flag"

    match = re.search(u'Mana', unicode_japanese)
    if match:
        print "Assign the u flag to the regular expression for unicode"


    #By the way, the r flag is treated as str

    match = re.search(r'Mana', str_japanese)
    if match:
        print "Apply r flag to regular expression for str"

    match = re.search(r'Mana', unicode_japanese)
    if match:
        print "Apply r flag to regular expression for unicode"


    """
output(Only the part that matches properly is printed)

    >>>Apply regular expression to str without u flag
    >>>Assign the u flag to the regular expression for unicode
    >>>Apply r flag to regular expression for str
    """

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