[Gfoss] Viewshed analysis Plugin e ultime versioni di QGIS

nformica ninofor60 a gmail.com
Sab 20 Feb 2016 08:09:46 CET


Ciao,
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Saluti !
Il 19/feb/2016 22:18, "terry cusanno [via Gfoss -- Geographic Free and Open
Source Software - Italian mailing list]" <
ml-node+s3056002n7595512h25 a n2.nabble.com> ha scritto:

> Ciao a tutti,
> qualche giorno fa ho voluto testare il Plugin *Viewshed analysis *seguendo
> un tutorial in rete*; *premetto che sul mio portatile ho Windows10 e
> che avevo installato contemporaneamente Qgis 2.12.3 e Qgis 2.13...(a causa
> di un aggiornamento non voluto fatto qualche giorno fa). Inoltre ho una
> virtualbox su gui ho installato OSGEOLIVE 8.
> Nel tentativo di portare a termine l'esercizio correlato al plugin, dopo
> aver inserito tutti i dati richiesti veniva fuori un messaggio di errore:
>
> *ERRORE PYTHON*
> “UnicodeEncodeError: ‘ascii’ codec can’t encode character u’\xe0′ in
> position 36: ordinal not in range(128)
> Traceback (most recent call last):
> File
> “C:/Users/Terry/.qgis2/python/plugins\ViewshedAnalysis\viewshedanalysis.py”,
> line 161, in run
> outPath = ViewshedAnalysisDialog.returnOutputFile(self.dlg)
> File
> “C:/Users/Terry/.qgis2/python/plugins\ViewshedAnalysis\viewshedanalysisdialog.py”,
> line 60, in returnOutputFile
> return str(l)
> UnicodeEncodeError: ‘ascii’ codec can’t encode character u’\xe0′ in
> position 36: ordinal not in range(128)
> Versione Python: 2.7.5 (default, May 15 2013, 22:44:16) [MSC v.1500 64 bit
> (AMD64)]
> Versione di QGIS: 2.12.3-Lyon Lyon, 99ac688″
>
> e inoltre si specificava che mancavano questi file:
> *grassrasterprovider6.dll*, *grassprovider6.dll*, *grassplugin6.dll*.
>
> Effettuando lo stesso test con QGIS 8.3 nella virtual box non si sono
> riscontrati problemi.
>
> Siccome qualcuno mi aveva detto che le nuove versioni di Qgis non sono
> così stabili ho fatto presente la cosa a coloro che hanno distribuito il
> tutorial e mi è stato risposto che c'è pericolo di instabilità se si
> mantengono sullo stesso PC versioni diverse di QGIS...(in effetti avrei
> dovuto provvedere prima a mantenerne una).
> Oggi ho disinstallato le ultime versioni con OSGEO4 setup, ho ripulito il
> PC (non ho riavviato però...forse avrei dovuto), e ho installato solo Qgis
> 2.12.3  e GRASS 6.4.3 lasciando il resto inalterato.
>
> All'aperture di Qgis fra i messaggi ho trovato rispettivamente
>
> *AVVISI PYTHON*
> *"*2016-02-19T22:01:57 1
> warning:C:\OSGEO4~1\apps\Python27\lib\site-packages\PyQt4\uic\uiparser.py:844:
> PendingDeprecationWarning: This method will be removed in future versions.
> Use 'elem.iter()' or 'list(elem.iter())' instead.
>
> for include in elem.getiterator("include"):
>
>
>
> traceback: File "<string>", line 1, in <module>
>
> File "C:/OSGEO4~1/apps/qgis/./python\qgis\utils.py", line 271, in
> loadPlugin
>
> __import__(packageName)
>
> File "C:/OSGEO4~1/apps/qgis/./python\qgis\utils.py", line 572, in _import
>
> mod = _builtin_import(name, globals, locals, fromlist, level)
>
> File "C:/Users/Terry/.qgis2/python/plugins\processing\__init__.py", line
> 29, in <module>
>
> from processing.tools.general import *
>
> File "C:/OSGEO4~1/apps/qgis/./python\qgis\utils.py", line 572, in _import
>
> mod = _builtin_import(name, globals, locals, fromlist, level)
>
> File "C:/Users/Terry/.qgis2/python/plugins\processing\tools\general.py",
> line 28, in <module>
>
> from processing.core.Processing import Processing
>
> File "C:/OSGEO4~1/apps/qgis/./python\qgis\utils.py", line 572, in _import
>
> mod = _builtin_import(name, globals, locals, fromlist, level)
>
> File "C:/Users/Terry/.qgis2/python/plugins\processing\core\Processing.py",
> line 42, in <module>
>
> from processing.gui.MessageBarProgress import MessageBarProgress
>
> File "C:/OSGEO4~1/apps/qgis/./python\qgis\utils.py", line 572, in _import
>
> mod = _builtin_import(name, globals, locals, fromlist, level)
>
> File
> "C:/Users/Terry/.qgis2/python/plugins\processing\gui\MessageBarProgress.py",
> line 34, in <module>
>
> from processing.gui.MessageDialog import MessageDialog
>
> File "C:/OSGEO4~1/apps/qgis/./python\qgis\utils.py", line 572, in _import
>
> mod = _builtin_import(name, globals, locals, fromlist, level)
>
> File
> "C:/Users/Terry/.qgis2/python/plugins\processing\gui\MessageDialog.py",
> line 38, in <module>
>
> os.path.join(pluginPath, 'ui', 'DlgMessage.ui'))
>
> File "C:\OSGEO4~1\apps\Python27\lib\site-packages\PyQt4\uic\__init__.py",
> line 210, in loadUiType
>
> winfo = compiler.UICompiler().compileUi(uifile, code_string, from_imports,
> resource_suffix)
>
> File
> "C:\OSGEO4~1\apps\Python27\lib\site-packages\PyQt4\uic\Compiler\compiler.py",
> line 139, in compileUi
>
> w = self.parse(input_stream, resource_suffix)
>
> File "C:\OSGEO4~1\apps\Python27\lib\site-packages\PyQt4\uic\uiparser.py",
> line 933, in parse
>
> actor(elem)
>
> File "C:\OSGEO4~1\apps\Python27\lib\site-packages\PyQt4\uic\uiparser.py",
> line 844, in readResources
>
> for include in elem.getiterator("include"):
>
>
>
> 2016-02-19T22:01:58 1
> warning:C:/OSGEO4~1/apps/qgis/./python\qgis\utils.py:572: UserWarning:
> Module owslib was already imported from
> C:/OSGEO4~1/apps/qgis/./python\owslib\__init__.pyc, but
> c:\osgeo4~1\apps\python27\lib\site-packages\owslib-0.7.2-py2.7.egg is being
> added to sys.path
>
> mod = _builtin_import(name, globals, locals, fromlist, level)
>
> traceback: File "<string>", line 1, in <module>
>
> File "C:/OSGEO4~1/apps/qgis/./python\qgis\utils.py", line 306, in
> startPlugin
>
> plugins[packageName] = package.classFactory(iface)
>
> File "C:/OSGEO4~1/apps/qgis/./python/plugins\MetaSearch\__init__.py", line
> 29, in classFactory
>
> from MetaSearch.plugin import MetaSearchPlugin
>
> File "C:/OSGEO4~1/apps/qgis/./python\qgis\utils.py", line 572, in _import
>
> mod = _builtin_import(name, globals, locals, fromlist, level)
>
> File "C:/OSGEO4~1/apps/qgis/./python/plugins\MetaSearch\plugin.py", line
> 31, in <module>
>
> from MetaSearch.dialogs.maindialog import MetaSearchDialog
>
> File "C:/OSGEO4~1/apps/qgis/./python\qgis\utils.py", line 572, in _import
>
> mod = _builtin_import(name, globals, locals, fromlist, level)
>
> File
> "C:/OSGEO4~1/apps/qgis/./python/plugins\MetaSearch\dialogs\maindialog.py",
> line 44, in <module>
>
> from owslib.csw import CatalogueServiceWeb
>
> File "C:/OSGEO4~1/apps/qgis/./python\qgis\utils.py", line 572, in _import
>
> mod = _builtin_import(name, globals, locals, fromlist, level)
>
> File "C:/OSGEO4~1/apps/qgis/./python\owslib\csw.py", line 18, in <module>
>
> from owslib.util import OrderedDict
>
> File "C:/OSGEO4~1/apps/qgis/./python\qgis\utils.py", line 572, in _import
>
> mod = _builtin_import(name, globals, locals, fromlist, level)
>
> File "C:/OSGEO4~1/apps/qgis/./python\owslib\util.py", line 13, in <module>
>
> import pytz
>
> File "C:/OSGEO4~1/apps/qgis/./python\qgis\utils.py", line 572, in _import
>
> mod = _builtin_import(name, globals, locals, fromlist, level)
>
> File
> "C:\OSGEO4~1\apps\Python27\lib\site-packages\pytz-2012j-py2.7.egg\pytz\__init__.py",
> line 35, in <module>
>
> from pkg_resources import resource_stream
>
> File "C:/OSGEO4~1/apps/qgis/./python\qgis\utils.py", line 572, in _import
>
> mod = _builtin_import(name, globals, locals, fromlist, level)
>
> File "build\bdist.win-amd64\egg\pkg_resources.py", line 3027, in <module>
>
> add_activation_listener(lambda dist: dist.activate())
>
> File "build\bdist.win-amd64\egg\pkg_resources.py", line 741, in subscribe
>
> callback(dist)
>
> File "build\bdist.win-amd64\egg\pkg_resources.py", line 3027, in <lambda>
>
> add_activation_listener(lambda dist: dist.activate())
>
> File "build\bdist.win-amd64\egg\pkg_resources.py", line 2511, in activate
>
> self.insert_on(path)
>
> File "build\bdist.win-amd64\egg\pkg_resources.py", line 2608, in insert_on
>
> self.check_version_conflict()
>
> File "build\bdist.win-amd64\egg\pkg_resources.py", line 2650, in
> check_version_conflict
>
> " to sys.path" % (modname, fn, self.location),"
>
>
>
>
> *PLUGIN*
> 2016-02-19T21:20:44   0    Caricato Cattura coordinate (Percorso:
> C:/OSGEO4~1/apps/qgis/plugins/coordinatecaptureplugin.dll)
>
> 2016-02-19T21:20:44   0    Caricato Convertitore Dxf2Shp (Percorso:
> C:/OSGEO4~1/apps/qgis/plugins/dxf2shpconverterplugin.dll)
>
> 2016-02-19T21:20:44   0    Caricato eVis (Percorso:
> C:/OSGEO4~1/apps/qgis/plugins/evis.dll)
>
> 2016-02-19T21:20:44   0    Caricato Georeferenziatore raster (GDAL)
> (Percorso: C:/OSGEO4~1/apps/qgis/plugins/georefplugin.dll)
>
> 2016-02-19T21:20:44   0    Caricato Strumenti GPS (Percorso:
> C:/OSGEO4~1/apps/qgis/plugins/gpsimporterplugin.dll)
>
> 2016-02-19T21:20:44   1    Impossibile caricare
> C:/OSGEO4~1/apps/qgis/plugins/heatmapplugin.dll (Motivo: Cannot load
> library C:/OSGEO4~1/apps/qgis/plugins/heatmapplugin.dll: Impossibile
> trovare la procedura specificata.
>
> 2016-02-19T21:20:44   0    Caricato Plugin interpolazione (Percorso:
> C:/OSGEO4~1/apps/qgis/plugins/interpolationplugin.dll)
>
> 2016-02-19T21:20:44   0    Caricato OfflineEditing (Percorso:
> C:/OSGEO4~1/apps/qgis/plugins/offlineeditingplugin.dll)
>
> 2016-02-19T21:20:44   1    Impossibile caricare
> C:/OSGEO4~1/apps/qgis/plugins/oracleplugin.dll (Motivo: Cannot load library
> C:/OSGEO4~1/apps/qgis/plugins/oracleplugin.dll: Impossibile trovare la
> procedura specificata.)
>
> 2016-02-19T21:20:44    0   Caricato Plugin per l'analisi geomorfologica
> (Percorso: C:/OSGEO4~1/apps/qgis/plugins/rasterterrainplugin.dll)
>
> 2016-02-19T21:20:44    0   Caricato Grafo strade (Percorso:
> C:/OSGEO4~1/apps/qgis/plugins/roadgraphplugin.dll)
>
> 2016-02-19T21:20:44    0   Caricato Plugin di interrogazione spaziale
> (Percorso: C:/OSGEO4~1/apps/qgis/plugins/spatialqueryplugin.dll)
>
> 2016-02-19T21:20:44    0   Caricato SPIT (Percorso:
> C:/OSGEO4~1/apps/qgis/plugins/spitplugin.dll)
>
> 2016-02-19T21:20:44    0   Caricato Validatore topologico (Percorso:
> C:/OSGEO4~1/apps/qgis/plugins/topolplugin.dll)
>
> 2016-02-19T21:20:44    0   Caricato Plugin di statistica zonale (Percorso:
> C:/OSGEO4~1/apps/qgis/plugins/zonalstatisticsplugin.dll)
>
> 2016-02-19T21:20:48    0   Caricato Processing (pacchetto: processing)
>
> 2016-02-19T21:20:48    0   Caricato Viewshed Analysis (pacchetto:
> ViewshedAnalysis)
>
> 2016-02-19T21:20:48    0   Caricato DB Manager (pacchetto: db_manager)
>
> 2016-02-19T21:20:48    0   Caricato fTools (pacchetto: fTools)
>
> 2016-02-19T21:20:48    0   Caricato GdalTools (pacchetto: GdalTools)
>
> 2016-02-19T21:20:51    0   Caricato MetaSearch Catalogue Client
> (pacchetto: MetaSearch)
>
>
>
> Se poi rieffettuo il test per il plugin il messaggio di errore stavolta è:
>
> *ERRORE PYTHON*
> "2016-02-19T21:43:17 1 Traceback (most recent call last):
>
> File
> "C:/Users/Terry/.qgis2/python/plugins\ViewshedAnalysis\viewshedanalysis.py",
> line 194, in run
> z_obs_field, z_target_field, curv, refraction)
> File
> "C:/Users/Terry/.qgis2/python/plugins\ViewshedAnalysis\doViewshed.py", line
> 403, in Viewshed
> RasterPath=
> str(QgsMapLayerRegistry.instance().mapLayer(Raster_layer).dataProvider().dataSourceUri())
> UnicodeEncodeError: 'ascii' codec can't encode character u'\xe0' in
> position 36: ordinal not in range(128)"
>
> Ammettendo che non ci capisco granché di errori sapete spiegarmi se ci
> sono uno o più problemi diverse in concomitanza, se si tratta di un unico
> problema, da cosa tutto ciò dipende e comunque come potrei risolvere?
>
> Grazie mille e scusate la lungaggine.
>
> Buona serata a tutti
>
> Terry
>
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