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<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D">Hello,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D">This is a novice question and hopefully someone can advise.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D">In order to support a software package for the LOFAR project,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D">I am trying to install Matplotlib on a centos 7 system:<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D"> python setup.py build_ext --include-dirs=/usr/local/lofar3_2/local/release/include<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D">it complains at the point:<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D">g++ -pthread -shared build/temp.linux-x86_64-2.7/src/_ttconv.o \<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D">build/temp.linux-x86_64-2.7/ttconv/pprdrv_tt.o \<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D">build/temp.linux-x86_64-2.7/ttconv/pprdrv_tt2.o \<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D">build/temp.linux-x86_64-2.7/ttconv/ttutil.o \<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D">-L/usr/local/lib -L/usr/lib -L/usr/local/lib64 -L/usr/lib64 \<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D">-L/usr/local/lofar3_2/local/release/lib -lpython2.7 \<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D">-o build/lib.linux-x86_64-2.7/matplotlib/ttconv.so<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D">/usr/local/lib/libpython2.7.a(posixmodule.o): In function `posix_tmpnam':<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D">/usr/local/lofar/python/src/Python-2.7.8/./Modules/posixmodule.c:7575: warning:
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D">the use of `tmpnam_r' is dangerous, better use `mkstemp'<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D">/usr/local/lib/libpython2.7.a(posixmodule.o): In function `posix_tempnam':<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D">/usr/local/lofar/python/src/Python-2.7.8/./Modules/posixmodule.c:7522: warning:
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D">the use of `tempnam' is dangerous, better use `mkstemp'<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D">/usr/bin/ld: /usr/local/lib/libpython2.7.a(abstract.o): \<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D">relocation R_X86_64_32 against `.rodata.str1.8' can not be used when making a shared object; recompile with –fPIC<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D">…<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D">/usr/bin/ld: /usr/local/lib/libpython2.7.a(getcompiler.o): \<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D">relocation R_X86_64_32 against `.rodata.str1.8' can not be used when making a shared object; recompile with -fPIC<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D">/usr/bin/ld: final link failed: Nonrepresentable section on output<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D">collect2: error: ld returned 1 exit status<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D">error: command 'g++' failed with exit status 1<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D">Prior to that, I have already installed a local version of python in a separate folder.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D">If I then manually move the switch<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D">-L/usr/local/lofar3_2/local/release/lib \<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D">before
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D">–L/usr/local/lib<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D">it will then pick up the local library, and it will compile okay.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D">So my question is how to specify a local version of python library<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D">to be used as preference as part of the python setup.py build_ext command.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D">I have tried the switch –library-dirs=…, --library=, and –rpath=<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D">but none of them will make my local python library in preference<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D">to that under /usr/local/lib.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D">Much grateful for any advice can be given.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri Light",sans-serif;color:#0D0D0D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#0D0D0D;mso-fareast-language:EN-GB">Regards,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#0D0D0D;mso-fareast-language:EN-GB"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#0D0D0D;mso-fareast-language:EN-GB">Peter<o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
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