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Print function in tutorial

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This commit is contained in:
Steve Johnson 2013-10-06 22:54:39 -07:00
parent b89ae08522
commit 55913cab1b
1 changed files with 12 additions and 7 deletions
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19
docs/handbook/tutorial.rst
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@ -18,7 +18,8 @@ in the :py:mod:`~PIL.Image` module::
If successful, this function returns an :py:class:`~PIL.Image.Image` object. If successful, this function returns an :py:class:`~PIL.Image.Image` object.
You can now use instance attributes to examine the file contents:: You can now use instance attributes to examine the file contents::
>>> print im.format, im.size, im.mode >>> from __future__ import print_function
>>> print(im.format, im.size, im.mode)
PPM (512, 512) RGB PPM (512, 512) RGB
The :py:attr:`~PIL.Image.Image.format` attribute identifies the source of an The :py:attr:`~PIL.Image.Image.format` attribute identifies the source of an
@ -66,6 +67,7 @@ Convert files to JPEG
:: ::
from __future__ import print_function
import os, sys import os, sys
from PIL import Image from PIL import Image
@ -76,7 +78,7 @@ Convert files to JPEG
try: try:
Image.open(infile).save(outfile) Image.open(infile).save(outfile)
except IOError: except IOError:
print "cannot convert", infile print("cannot convert", infile)
A second argument can be supplied to the :py:meth:`~PIL.Image.Image.save` A second argument can be supplied to the :py:meth:`~PIL.Image.Image.save`
method which explicitly specifies a file format. If you use a non-standard method which explicitly specifies a file format. If you use a non-standard
@ -87,6 +89,7 @@ Create JPEG thumbnails
:: ::
from __future__ import print_function
import os, sys import os, sys
from PIL import Image from PIL import Image
@ -100,7 +103,7 @@ Create JPEG thumbnails
im.thumbnail(size) im.thumbnail(size)
im.save(outfile, "JPEG") im.save(outfile, "JPEG")
except IOError: except IOError:
print "cannot create thumbnail for", infile print("cannot create thumbnail for", infile)
It is important to note that the library doesn’t decode or load the raster data It is important to note that the library doesn’t decode or load the raster data
@ -118,13 +121,14 @@ Identify Image Files
:: ::
from __future__ import print_function
import sys import sys
from PIL import Image from PIL import Image
for infile in sys.argv[1:]: for infile in sys.argv[1:]:
try: try:
im = Image.open(infile) im = Image.open(infile)
print infile, im.format, "%dx%d" % im.size, im.mode print(infile, im.format, "%dx%d" % im.size, im.mode)
except IOError: except IOError:
pass pass
@ -518,13 +522,14 @@ Reading in draft mode
:: ::
from __future__ import print_function
im = Image.open(file) im = Image.open(file)
print "original =", im.mode, im.size print("original =", im.mode, im.size)
im.draft("L", (100, 100)) im.draft("L", (100, 100))
print "draft =", im.mode, im.size print("draft =", im.mode, im.size)
This prints something like: This prints something like::
original = RGB (512, 512) original = RGB (512, 512)
draft = L (128, 128) draft = L (128, 128)