$ ./prepare-dataset.sh
--2015-12-31 14:44:19--  http://nlp.stanford.edu/data/glove.840B.300d.zip
Resolving nlp.stanford.edu... 171.64.67.140
Connecting to nlp.stanford.edu|171.64.67.140|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 2176768927 (2.0G) [application/zip]
Saving to: 'glove.840B.300d.zip'

glove.840B.300d.zip                                          100%[============================================================================================================================================>]   2.03G  2.75MB/s    in 13m 17s

2015-12-31 14:57:36 (2.61 MB/s) - 'glove.840B.300d.zip' saved [2176768927/2176768927]

Archive:  glove.840B.300d.zip
warning [glove.840B.300d.zip]:  76 extra bytes at beginning or within zipfile
  (attempting to process anyway)
error [glove.840B.300d.zip]:  reported length of central directory is
  -76 bytes too long (Atari STZip zipfile?  J.H.Holm ZIPSPLIT 1.1
  zipfile?).  Compensating...
   skipping: glove.840B.300d.txt     need PK compat. v4.5 (can do v2.1)

note:  didn't find end-of-central-dir signature at end of central dir.
  (please check that you have transferred or created the zipfile in the
  appropriate BINARY mode and that you have compiled UnZip properly)
Traceback (most recent call last):
  File "./convert.py", line 6, in <module>
    with open('dataset/glove.840B.300d.txt', 'r') as inf:
IOError: [Errno 2] No such file or directory: 'dataset/glove.840B.300d.txt'