Move imports outside _escape_bytes as suggested in review
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				|  | @ -1041,6 +1041,8 @@ class Metafunc(FuncargnamesCompatAttr): | ||||||
| 
 | 
 | ||||||
| 
 | 
 | ||||||
| if _PY3: | if _PY3: | ||||||
|  |     import codecs | ||||||
|  | 
 | ||||||
|     def _escape_bytes(val): |     def _escape_bytes(val): | ||||||
|         """ |         """ | ||||||
|         If val is pure ascii, returns it as a str(), otherwise escapes |         If val is pure ascii, returns it as a str(), otherwise escapes | ||||||
|  | @ -1055,7 +1057,6 @@ if _PY3: | ||||||
|         """ |         """ | ||||||
|         if val: |         if val: | ||||||
|             # source: http://goo.gl/bGsnwC |             # source: http://goo.gl/bGsnwC | ||||||
|             import codecs |  | ||||||
|             encoded_bytes, _ = codecs.escape_encode(val) |             encoded_bytes, _ = codecs.escape_encode(val) | ||||||
|             return encoded_bytes.decode('ascii') |             return encoded_bytes.decode('ascii') | ||||||
|         else: |         else: | ||||||
|  | @ -1064,7 +1065,7 @@ if _PY3: | ||||||
| else: | else: | ||||||
|     def _escape_bytes(val): |     def _escape_bytes(val): | ||||||
|         """ |         """ | ||||||
|         In py2 bytes and str are the same, so return it unchanged if it |         In py2 bytes and str are the same type, so return it unchanged if it | ||||||
|         is a full ascii string, otherwise escape it into its binary form. |         is a full ascii string, otherwise escape it into its binary form. | ||||||
|         """ |         """ | ||||||
|         try: |         try: | ||||||
|  |  | ||||||
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