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MNT: move bz2 back to function level #10867

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Merged
merged 1 commit into from
Mar 23, 2018
Merged

MNT: move bz2 back to function level #10867

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4 changes: 3 additions & 1 deletion lib/matplotlib/cbook/__init__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -8,7 +8,6 @@

import six
from six.moves import xrange, zip
import bz2
import collections
import contextlib
import datetime
Expand Down Expand Up @@ -478,6 +477,9 @@ def to_filehandle(fname, flag='rU', return_opened=False, encoding=None):
flag = flag.replace('U', '')
fh = gzip.open(fname, flag)
elif fname.endswith('.bz2'):
# python may not be complied with bz2 support,
# bury import until we need it
import bz2
# get rid of 'U' in flag for bz2 files
flag = flag.replace('U', '')
fh = bz2.BZ2File(fname, flag)
Expand Down