# Function that returns the character code of a string

def get_jp_encoding_name (msg,char_code = 'iso-2022-jp'):
	import types
	
	enc_name = char_code or 'iso-2022-jp'
	check_type = ['utf_8',
				   enc_name,		'iso2022_jp_1', 'iso2022_jp_2',
				   'iso2022_jp_2004','iso2022_jp_3', 'iso2022_jp_ext',
				   'shift-jis',	  'cp932',		'shift_jis_2004',
				   'shift_jisx0213', 'euc_jp',	   'euc_jis_2004',
				   'euc_jisx0213']
	for enc in check_type:
		try:
			if isinstance(msg, types.StringType):
				s = msg.decode(enc)
			else:
				s = unicode(msg,enc)
		except :
			continue
		return enc
	return None

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