<html xmlns="http://www.w3.org/1999/xhtml" xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office"><head><!--[if gte mso 9]><xml><o:OfficeDocumentSettings><o:AllowPNG/><o:PixelsPerInch>96</o:PixelsPerInch></o:OfficeDocumentSettings></xml><![endif]--></head><body><div class="ydpe7f50c51yahoo-style-wrap" style="font-family: Helvetica Neue, Helvetica, Arial, sans-serif; font-size: 13px;"><div></div><br><div dir="ltr" data-setdir="false"><div id="ydpc97eff56enhancr_card_3171951798" class="ydpc97eff56yahoo-link-enhancr-card ydpc97eff56yahoo-link-enhancr-not-allow-cover ydpc97eff56ymail-preserve-class ydpc97eff56ymail-preserve-style" style="max-width: 400px; font-family: YahooSans, Helvetica Neue, Segoe UI, Helvetica, Arial, sans-serif; position: relative;" data-url="https://pip.pypa.io/en/latest/user_guide.html#installing-from-wheels" data-type="YENHANCER" data-size="MEDIUM" contenteditable="false"><a href="https://pip.pypa.io/en/latest/user_guide.html#installing-from-wheels" style="text-decoration-line: none !important; text-decoration-style: solid !important; text-decoration-color: currentcolor !important; color: rgb(0, 0, 0) !important;" class="ydpc97eff56yahoo-enhancr-cardlink" rel="nofollow" target="_blank"><table class="ydpc97eff56card-wrapper ydpc97eff56yahoo-ignore-table" style="max-width:400px" cellspacing="0" cellpadding="0" border="0"><tbody><tr><td width="400"><table class="ydpc97eff56card ydpc97eff56yahoo-ignore-table" style="max-width:400px;border-width:1px;border-style:solid;border-color:rgb(224, 228, 233);border-radius:2px" width="100%" cellspacing="0" cellpadding="0" border="0"><tbody><tr><td><table class="ydpc97eff56card-info ydpc97eff56yahoo-ignore-table" style="background-color: rgb(255, 255, 255); background-repeat: repeat; background-attachment: scroll; background-image: none; background-size: auto; position: relative; z-index: 2; width: 100%; max-width: 400px; border-radius: 0px 0px 2px 2px; border-top: 1px solid rgb(224, 228, 233);" cellspacing="0" cellpadding="0" border="0"><tbody><tr><td style="background-color:#ffffff;padding:16px 0 16px 12px;vertical-align:top;border-radius:0 0 0 2px"></td><td style="vertical-align:middle;padding:12px 24px 16px 12px;width:99%;font-family:YahooSans, Helvetica Neue, Segoe UI, Helvetica, Arial, sans-serif;border-radius:0 0 2px 0"><h2 class="ydpc97eff56card-title" style="font-size: 14px; line-height: 19px; margin: 0px 0px 6px; font-family: YahooSans, Helvetica Neue, Segoe UI, Helvetica, Arial, sans-serif; color: rgb(38, 40, 42); max-width: 314px;">User Guide — pip 20.2.dev1 documentation</h2><p class="ydpc97eff56card-description" style="font-size: 12px; line-height: 16px; margin: 0px; color: rgb(151, 155, 167);"></p></td></tr></tbody></table></td></tr></tbody></table></td></tr></tbody></table></a><div class="loadingSpinnerContainer" style="position: absolute; top: 0px; width: 100%; height: 100%; display: flex; align-items: center; justify-content: center; background-color: rgba(255, 255, 255, 0.3);"><div class="D_F F_n gl_C ab_C H_6MGW o_h"><div class="W_6MGW H_6MGW D_X ah_1PEzoz" data-test-id="loading_indicator"><svg class="W_6MGW H_6MGW ah_Zq6hUs" viewBox="0 0 24 24" width="24" height="24"><path class="cdPFi_n cZ13pKbK_Z2aVTcY cZ1XO2Ji_dRA c2abBOT_EY cZ1vNhDV_rd cZV8aCd_pI ah_14s73" d="M12,22C6.477,22,2,17.523,2,12S6.477,2,12,2"></path><path class="cdPFi_n cZ13pKbK_Z2aVTcY cZ1XO2Ji_dRA c2abBOT_EY cZ1vNhDV_rd cZV8aCd_pI ah_14s73" d="M12,2c5.523,0,10,4.477,10,10s-4.477,10-10,10"></path></svg></div></div></div></div><div><br></div><br></div><div><br></div>
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Il venerdì 19 giugno 2020, 10:19:14 CEST, Enrico Bianchi <enrico.bianchi@live.com> ha scritto:
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<div><div dir="ltr">Il 18/06/2020 15:24, maria teresa panunzio ha scritto:<br clear="none">> Purtroppo, con il Python (ho la versione 3.8) l'istruzione import PIL <br clear="none">> dà errore.<br clear="none">> Non riesco però ad installare pillow perchè addirittura non viene <br clear="none">> riconosciuto pip.<br clear="none"><br clear="none">Domanda: che errore ti da? Lo stai installando su Windows? Se sì, tieni <br clear="none">conto che la distribuzione ufficiale di Python per Windows non ha <br clear="none">virtualenv completo, quindi pip fallisce spesso e volentieri <br clear="none">l'installazione dei pacchetti. Per ovviare basta, da un prompt dei <br clear="none">comandi lanciato come amministratore, eseguire questo comando:<br clear="none"><br clear="none">python -m pip install virtualenv<br clear="none"><br clear="none">Inoltre, su Windows, spesso il problema è dovuto alla mancanza di un <br clear="none">compilatore gcc o mingw. Anche qui conviene, più che installare il <br clear="none">compilatore, scaricare direttamente i WHL precompilati da questo indirizzo:<br clear="none"><br clear="none"><a shape="rect" href="https://www.lfd.uci.edu/~gohlke/pythonlibs/" rel="nofollow" target="_blank">https://www.lfd.uci.edu/~gohlke/pythonlibs/</a><br clear="none"><br clear="none">Enrico<div class="ydp327f69cayqt7171419024" id="ydp327f69cayqtfd86147"><div><br></div><div><br></div><div><br></div><div dir="ltr" data-setdir="false"><div><div dir="ltr" data-setdir="false">Grazie, per la risposta,ora provvedo a usare <br></div><div dir="ltr" data-setdir="false"><div><br clear="none">python -m pip install virtualenv</div><div><br></div></div><div dir="ltr" data-setdir="false">perchè il secondo punto</div><div dir="ltr" data-setdir="false"><br></div><span><span style="color: rgb(0, 0, 0); font-family: Times New Roman; font-size: medium; font-style: normal; font-weight: 400; letter-spacing: normal; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; background-color: rgb(255, 255, 255); text-decoration-style: initial; text-decoration-color: initial; display: inline !important; float: none;">Use<span> </span></span><a href="https://www.lfd.uci.edu/~gohlke/pythonlibs/#pip" style="color: rgb(0, 0, 128); font-family: Times New Roman; font-size: medium; font-style: normal; font-weight: 400; letter-spacing: normal; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; background-color: rgb(255, 255, 255);" rel="nofollow" target="_blank">pip</a><span style="color: rgb(0, 0, 0); font-family: Times New Roman; font-size: medium; font-style: normal; font-weight: 400; letter-spacing: normal; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; background-color: rgb(255, 255, 255); text-decoration-style: initial; text-decoration-color: initial; display: inline !important; float: none;"><span> </span>version 19.2 or newer to<span> </span></span><a href="https://pip.pypa.io/en/latest/user_guide.html#installing-from-wheels" style="color: rgb(0, 0, 128); font-family: Times New Roman; font-size: medium; font-style: normal; font-weight: 400; letter-spacing: normal; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; background-color: rgb(255, 255, 255);" class="ydp77c002edenhancr_card_3171951798" rel="nofollow" target="_blank">install the downloaded .whl files</a><span style="color: rgb(0, 0, 0); font-family: Times New Roman; font-size: medium; font-style: normal; font-weight: 400; letter-spacing: normal; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; background-color: rgb(255, 255, 255); text-decoration-style: initial; text-decoration-color: initial; display: inline !important; float: none;">. This page is not a pip package index.</span></span><br><span><span style="color: rgb(0, 0, 0); font-family: Times New Roman; font-size: medium; font-style: normal; font-weight: 400; letter-spacing: normal; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; background-color: rgb(255, 255, 255); text-decoration-style: initial; text-decoration-color: initial; display: inline !important; float: none;"></span></span><div><br></div></div><div dir="ltr" data-setdir="false">sembra richiedere il pip</div><div dir="ltr" data-setdir="false"><br></div><div dir="ltr" data-setdir="false">.Ho visto che mi ha segnalato anche l'avvenuto aggiornamento del pip alla versione 20.</div><div dir="ltr" data-setdir="false">ho provato a installare pillow</div><div dir="ltr" data-setdir="false"><span>pip3 install -r pillow</span></div><div dir="ltr" data-setdir="false"><span>anche <br></span></div><div dir="ltr" data-setdir="false"><span>pip install -r pillow ma dice</span></div><div dir="ltr" data-setdir="false"><span>che non trova pip.</span></div><div dir="ltr" data-setdir="false"><span>Eppure sono sempre nella stessa cartella.</span></div><div dir="ltr" data-setdir="false"><span>Probabilmente occorre proprio fare uso dei file whl.</span></div><div dir="ltr" data-setdir="false"><span><br></span></div><div dir="ltr" data-setdir="false"><span>Maria Teresa</span><br></div></div><br clear="none">_______________________________________________<br clear="none">Python mailing list<br clear="none"><a shape="rect" href="mailto:Python@lists.python.it" rel="nofollow" target="_blank">Python@lists.python.it</a><br clear="none"><a shape="rect" href="https://lists.python.it/mailman/listinfo/python" rel="nofollow" target="_blank">https://lists.python.it/mailman/listinfo/python</a><br clear="none"></div></div></div>
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