#?Find?all?variables?in?the?current?dataset?that?do?not?have?any?value?labels.
#?This?illustrates?the?use?of?the?spss.CreateXPathDictionary?api?which?produces?the?entire?dictionary
#?and?the?Python?xml?processing?facilities.
#?An?alternative?way?of?processing?the?dictionary?information?is?using?XPath?via?the?spss.EvaluateXPath?api.

#?This?module?is?for?use?with?the?3rd?Edition?of?SPSS?Programming?and?Data?Management.
#?To?make?use?of?this?module?copy?it?to?your?Python?“site-packages“?directory?which?is?typically
#?C:\Python24\Lib\site-packages.?This?module?makes?use?of?the?spss?module?which?is?available?once?you‘ve
#?installed?the?SPSS-Python?Integration?Plug-In.

#pubsmarker:import_start
from?xml.sax.handler?import?ContentHandler
import?xml.sax
import?random?codecs?locale
import?spss
#pubsmarker:import_end

#?This?class?extracts?the?list?of?variables?from?the?variable?dictionary?and?determines?which?ones?have?
#?value?labels?by?using?the?xml.sax?module.
#?The?StartElement?method?of?the?content?handler?sees?every?element?in?the?variable?dictionary.
#?It?selects?only?variable?name?and?value?label?information?and?updates?the?sets?as?they?appear.
#?These?are?later?retrieved?from?the?handler?object.

#?It?may?be?helpful?in?working?through?this?example?to?look?at?actual?dictionary?xml.??You?can
#?produce?a?file?of?this?using?something?like
#???spss.GetxmlUtf16（tag?filespec）
#?where?tag?identifies?the?output?of?spss.CreateXPathDictionary?in?the?xml?workspace.

__author__?=??‘spss‘
__version__=??‘1.0.0‘

#?History
#??22-Mar-2006??Initial?version

#pubsmarker:labelhandler_start
class?valueLabelHandler（ContentHandler）:
????“““Create?two?sets:?one?listing?all?variable?names?and
????the?other?listing?variables?with?value?labels“““
????def?__init__（self）:
????????self.varset?=?set（）
????????self.vallabelset?=?set（）
????def?startElement（self?name?attr）:
????????if?name?==?u“variable“:
????????????self.varset.add（attr.getValue（u“name“））
????????elif?name?==?u“valueLabelVariable“:
????????????self.vallabelset.add（attr.getValue（u“name“））
#pubsmarker:labelhandler_end

#?Use?the?class?above?to?find?variables?without?value?labels

#pubsmarker:varsnolabels_start
def?FindVarsWithoutValueLabels（）:
????handler?=?valueLabelHandler（）
????tag?=?“D“+?str（random.uniform（01））
????spss.CreateXPathDictionary（tag）

????#?Retrieve?and?parse?the?variable?dictionary
????xml.sax.parseString（spss.GetxmlUtf16（tag）handler）
????spss.DeleteXPathHandle（tag）

????#?Print?a?list?of?variables?in?varset?that?aren‘t?in?vallabelset
????#?Convert?from?Unicode?to?the?current?character?set
????nolabelset?=?handler.varset.difference（handler.vallabelset）
????encoding?=?locale.getlocale（）[1]
????if?nolabelset:
????????print?“The?following?variables?have?no?value?labels:“
????????print?“\n“.join（[codecs.encode（vencoding）?for?v?in?nolabelset]）
????else:
????????print?“All?variables?in?this?dataset?have?at?least?one?value?label.“
#pubsmarker:varsnolabels_end????

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????????216??2004-05-07?08:23??examples\commands\access1.sps

?????文件????????308??2004-05-07?08:24??examples\commands\access2.sps

?????文件????????311??2004-05-07?08:24??examples\commands\access_multtables1.sps

?????文件????????190??2004-05-07?08:24??examples\commands\add_files1.sps

?????文件????????599??2006-02-15?11:17??examples\commands\add_files2.sps

?????文件????????410??2004-05-11?12:30??examples\commands\aggregate1.sps

?????文件????????343??2004-05-11?12:30??examples\commands\aggregate2.sps

?????文件????????710??2006-01-12?14:48??examples\commands\append_to_table.sps

?????文件????????693??2004-05-07?08:26??examples\commands\apply_properties.sps

?????文件????????215??2004-05-07?08:26??examples\commands\asynchro_example1.SPS

?????文件????????176??2004-05-07?08:26??examples\commands\asynchro_example1a.sps

?????文件????????293??2004-05-07?08:26??examples\commands\casestovars.sps

?????文件???????2548??2004-05-07?08:26??examples\commands\Challenge_Find_Variables_With_Missing_Labels.SPS

?????文件????????662??2004-05-07?08:27??examples\commands\check.sps

?????文件????????286??2006-01-16?17:26??examples\commands\concat_string.sps

?????文件????????623??2004-05-07?08:27??examples\commands\conditional_include.sps

?????文件????????619??2004-08-05?14:18??examples\commands\conditional_insert.sps

?????文件????????297??2006-01-05?12:07??examples\commands\dataset_subsets.sps

?????文件????????505??2006-01-11?16:59??examples\commands\data_validation.sps

?????文件????????337??2004-05-11?12:29??examples\commands\datediff.sps

?????文件????????186??2004-05-11?12:30??examples\commands\datesum.sps

?????文件????????430??2004-05-07?08:27??examples\commands\date_functions.sps

?????文件????????474??2006-03-27?12:06??examples\commands\date_functions2.sps

?????文件????????416??2004-05-07?08:28??examples\commands\date_functions3.sps

?????文件????????474??2004-08-05?14:19??examples\commands\decimal_indicator.sps

?????文件????????363??2004-08-05?14:19??examples\commands\define_globals.sps

?????文件???????1401??2004-05-07?08:29??examples\commands\define_variables.sps

?????文件????????247??2004-05-07?08:29??examples\commands\delimited_csv.sps

?????文件????????220??2006-01-04?14:24??examples\commands\delimited_formats.sps

?????文件????????142??2004-05-07?08:29??examples\commands\delimited_list.sps

............此處省略268個文件信息