Hi Jack, I think what Kenneth was trying to say is that you need to use: 'source_urls': ['https://pypi.python.org/packages/source/i/ipython/'],
instead since PYPI_LOWER_SOURCE does not work for extensions. -- Dr. Bart E. Oldeman | [email protected] | [email protected] Scientific Computing Analyst / Analyste en calcul scientifique McGill HPC Centre / Centre de Calcul Haute Performance de McGill | http://www.hpc.mcgill.ca Calcul Québec | http://www.calculquebec.ca Compute/Calcul Canada | http://www.computecanada.ca Tel/Tél: 514-396-8926 | Fax/Télécopieur: 514-396-8934

