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savetxt ticket #1236 #125

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savetxt ticket #1236 #125

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c3e4bbb
moved import statement in npyio.py for ease of reading
pletnes Apr 4, 2011
7d27b3b
Merge https://github.com/numpy/numpy
pletnes Jul 28, 2011
ef3915a
Ticket #1793 patch: genfromtxt now returns an empty array if the input
pletnes Jul 28, 2011
abcbb6a
Added warning for empty files in genfromtxt (ticket 1793 related)
pletnes Jul 28, 2011
5f51e6a
Ticket 1793 related again - added filename to warning in case of empt…
pletnes Jul 28, 2011
559399d
Ticket 1793 again - removed use of the .format; using % operator inst…
pletnes Jul 29, 2011
8ec6f29
Merge branch 'master' of git://github.com/numpy/numpy
pletnes Jul 31, 2011
d5f1c64
Merge branch 'master' of git://github.com/numpy/numpy
pletnes Jul 31, 2011
561689e
Regarding Ticket #1236: added header, footer, and comment keyword args.
pletnes Jul 31, 2011
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12 changes: 11 additions & 1 deletion numpy/lib/npyio.py
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Original file line number Diff line number Diff line change
Expand Up @@ -833,7 +833,8 @@ def split_line(line):
return X


def savetxt(fname, X, fmt='%.18e', delimiter=' ', newline='\n'):
def savetxt(fname, X, fmt='%.18e', delimiter=' ', newline='\n', header='',
footer='', commentstr=''):
"""
Save an array to a text file.

Expand All @@ -853,6 +854,13 @@ def savetxt(fname, X, fmt='%.18e', delimiter=' ', newline='\n'):
Character separating columns.
newline : str
.. versionadded:: 1.5.0
header : str
String that will be written to the beginning of the file. (Remember to
add a newline, ``'\n'``, at the end of the line, if desired.)
footer : str
String that will be written to the end of the file.
commentstr : str
String that will be prepended to the ``header`` and ``footer`` strings.

Character separating lines.

Expand Down Expand Up @@ -976,8 +984,10 @@ def savetxt(fname, X, fmt='%.18e', delimiter=' ', newline='\n'):
else:
format = fmt

fh.write(asbytes(commentstr + header))
for row in X:
fh.write(asbytes(format % tuple(row) + newline))
fh.write(asbytes(commentstr + footer))
finally:
if own_fh:
fh.close()
Expand Down