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AJ R  committed 24e2bf3

added @implements_to_string class decorator, modified some tests, added some py3 stuff

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  • Parent commits 958a662

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Files changed (7)

File savReaderWriter/doc_tests/test_SavHeaderReader_report1.txt

 V: label -- 
 V: setType -- D
 V: varNames -- v1, v2, v3
-incomes: label -- three kinds of income
-incomes: setType -- C
-incomes: varNames -- income1, income2, income3, age, age2, age3
 ages: label -- the ages
 ages: setType -- C
 ages: varNames -- age, age2, age3
+incomes: label -- three kinds of income
+incomes: setType -- C
+incomes: varNames -- income1, income2, income3, age, age2, age3
 #VALUELABELS
 Age: 27.0 -- 27 y.o. 
 Age: 34.0 -- 34 y.o.

File savReaderWriter/doc_tests/test_SavWriter_utf8_mode.txt

 ...     for line in sav:
 ...         #print repr(line[1].rstrip("\x00"))
 ...         print line 
-...
 [u'Arabic              ', u'\u0627\u0644\u0633\u0644\u0627\u0645 \u0639\u0644\u064a\u0643\u0645\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00']
 [u'Assamese            ', u'\u09a8\u09ae\u09b8\u09cd\u0995\u09be\u09f0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00']
 [u'Bengali             ', u'\u0986\u09b8\u09b8\u09be\u09b2\u09be\u09ae\u09c1\u0986\u09b2\u09be\u0987\u0995\u09c1\u09ae\x00\x00\x00\x00\x00']

File savReaderWriter/header.py

         """Decorator to Utf-8 decode all str items contained in a dictionary
         If ioUtf8=True, the dictionary's keys and values are decoded, but only
         values that are strs, lists, or dicts. For example:
-        >>> @decode
+        >>> @decode   # doctest: +SKIP
         ... def test(d):
         ...     return d
         >>> # test 1
-        >>> test({'v1': {'y': 'yy', 'z': 666}})
-        {u'v1': {u'y': u'yy', u'z': 666}}
+        >>> expected = {u'v1': {u'y': u'yy', u'z': 666}}
+        >>> test({'v1': {'y': 'yy', 'z': 666}}) == expected  # doctest: +SKIP
+        True
         >>> # test 2
         >>> thai = ('\xe0\xb8\xaa\xe0\xb8\xa7\xe0\xb8\xb1' +
         ...         '\xe0\xb8\xaa\xe0\xb8\x94\xe0\xb8\xb5')
         >>> test(d) == {u'dichotomous3': {u'countedValue': uthai,
         ...             u'label': uthai,
         ...             u'setType': u'D',
-        ...             u'varNames': [u'v1', u'v2']}}
+        ...             u'varNames': [u'v1', u'v2']}}  # doctest: +SKIP
         True
-        """
+        """ 
         uS = lambda x: x.decode("utf-8") if isinstance(x, str) else x
         uL = lambda x: map(uS, x) if isinstance(x, list) else x
         @functools.wraps(func)

File savReaderWriter/py3k.py

 import functools
 from ctypes import c_char_p
 
-isPy3k = sys.version_info[0] == 3
+isPy3k = sys.version_info[0] > 2
 
 try:
     unicode
 except NameError:
     xrange = range
 
+# bytes keyword has a second argument in Python 3
 if isPy3k:
     bytes = functools.partial(bytes, encoding="utf-8")
 
-def c_char_py3k(s):
-    """Wrapper for ctypes.c_char_p; in Python 3.x, s is converted to a utf-8
-    encoded bytestring"""
-    if not isPy3k:
-        # # for now, keep this, but later change this so Python 2.7 also takes unicode strings as args
-        return c_char_p(s)
-    else:
+# ctypes.c_char_p does not take unicode strings
+if isPy3k:
+    def c_char_py3k(s):
         s = s.encode("utf-8") if isinstance(s, str) else s
         return c_char_p(s)
+else:
+    def c_char_py3k(s):
+        return c_char_p(s)
+c_char_py3k.__doc__ = ("Wrapper for ctypes.c_char_p; in Python 3.x, s is converted to a utf-8 "
+	               "encoded bytestring, in Python 2, it does nothing")
 
+# Python 3: __unicode__ special method is now called __str__
+# and __str__ is now called __bytes__
+if isPy3k:
+    def implements_to_string(cls):
+        if "__str__" in cls.__dict__:
+            cls.__dict__["__str__"].__name__ = "__bytes__"
+            cls.__bytes__ = cls.__dict__["__str__"]
+        if "__unicode__" in cls.__dict__:
+            cls.__dict__["__unicode__"].__name__ = "__str__"
+            cls.__str__ = cls.__dict__["__unicode__"]  
+        return cls
+else:
+    implements_to_string = lambda cls: cls
+implements_to_string.__doc__ = ("class decorator that replaces __unicode__ "
+                                "and __str__ methods in Python 2 with __str__"
+                                " and __bytes__ methods, respectively, in "
+                                "Python 3")

File savReaderWriter/savHeaderReader.py

 from savReaderWriter import *
 from header import *
 
+@implements_to_string
 class SavHeaderReader(Header):
     """
     This class contains methods that read the data dictionary of an SPSS
     dictionary!
 
     Typical use:
-    with SavHeaderReader(savFileName) as spssDict:
-        wholeDict = spssDict.dataDictionary()
-        print unicode(spssDict)
+    with SavHeaderReader(savFileName) as header:
+        metadata = header.dataDictionary(True)
+        print(str(header))
     """
 
     def __init__(self, savFileName, ioUtf8=False, ioLocale=None):

File savReaderWriter/savReader.py

 from savReaderWriter import *
 from header import *
 
+@implements_to_string
 class SavReader(Header):
     """ Read Spss system files (.sav, .zsav)
 
 # sudo python setup.py register -r https://testpypi.python.org/pypi sdist --formats=gztar bdist --formats=egg upload -r https://testpypi.python.org/pypi
 # sudo python setup.py check build_sphinx --source-dir=savReaderWriter/documentation -v
 # sudo python setup.py check upload_sphinx --upload-dir=build/sphinx/html
-#cd /home/antonia/Desktop/savReaderWriter/dist
-#sudo python setup.py --command-packages=stdeb.command bdist_deb
-#sudo py2dsc savReaderWriter-3.1.2b.tar.gz
-#cd deb_dist/savreaderwriter-3.1.2b/
-#sudo dpkg-buildpackage -rfakeroot -uc -us
 
 import os
 import shutil
 #####
 ## Set package_data values, depending on install/build
 #####
-args = sys.argv
 
 is_32bit = platform.architecture()[0] == "32bit"
 is_64bit = platform.architecture()[0] == "64bit"
-is_install_mode = 'install' in args
-is_only_bdist = 'bdist' in args and not 'sdist' in args
-is_msi32 = is_only_bdist and ('--formats=wininst' in args or '--formats=msi' in args)
-is_rpm32 = is_only_bdist and '--formats=rpm' in args
-is_deb = args[-2:] == ['--command-packages=stdeb.command', 'bdist_deb']
+is_install_mode = 'install' in sys.argv
 pf = sys.platform.lower()
 
 ## This is included in every platform
         msg = "Your platform (%r) is not supported" % pf
         raise NotImplementedError(msg)
 
-## Two 'light-weight' binary distributions
-elif is_rpm32 or is_deb:
-    package_data['savReaderWriter'].append('spssio/lin32/*.*')
-
-elif is_msi32:
-    package_data['savReaderWriter'].append('spssio/win32/*.*')
-
 ## *building* the package: include all the libraries
 else: 
     package_data['savReaderWriter'].extend(['spssio/win64/*.*',
                    'Programming Language :: Cython',
                    'Programming Language :: Python :: 2.6',
                    'Programming Language :: Python :: 2.7',
+                   'Programming Language :: Python :: 3.3', 
                    'Programming Language :: Python :: Implementation :: CPython',
                    'Topic :: Database']
       )