</pre><pre code_snippet_id="1587825" snippet_file_name="blog_20160225_2_5984298" name="code" class="python">

## Python 2.X
name2='層'  # 檔案為UTF-8編碼
name2  #  '\xe5\xb1\x82'
print name2  # 層
print type(name2)  # str

name2.decode('UTF-8') # u'\u5c42' 從UTF-8解碼為UNICODE
print type(name2.decode('UTF-8'))  # UNICODE
print name2.decode('UTF-8') # 層, UNICODE 列印為 UTF-8

name2.decode('UTF-8').encode('GBK') # '\xb2\xe3' UNICODE編碼為GBK
print name2.decode('UTF-8').encode('GBK') # ²ã  GBK 列印為 UTF-8， 亂碼
name2.decode('UTF-8').encode('GBK').decode('GBK')  # u'\u5c42' 重新解碼為UNICODE
print name2.decode('UTF-8').encode('GBK').decode('GBK') # 層


# UTF-8
name3='\xe5\xb1\x82'
name3  # '\xe5\xb1\x82', UTF-8
print name3  # 層, UTF-8 列印為 UTF-8
print type(name3)  # str

name3.decode('UTF-8')  # u'\u5c42'
print name3.decode('UTF-8')  # 層


# UNICODE
name4='\u5c42'
name4 # '\\u5c42'
print name4  # \u5c42
name4.decode('unicode_escape') # u'\u5c42'
print name4.decode('unicode_escape')  # 層


# GBK
name5='\xb2\xe3'
name5 #  '\xb2\xe3'
name5.decode('GBK') # u'\u5c42'
print name5.decode('GBK') # 層