xlwings & ExcelPython 
Zurich Python User Group Meetup 
4 September 2014 Felix Zumstein
About Me 
8 Years in Banking 
Startup (Feb 2014) 
2
Goals 
• Open-source (liberal license) 
• Portability/Deployment: 
Lightweight, no admin rights 
• Flexibility: regarding Versions, 
Architectures, IDEs, Python distros 
• Cross-platform 
3
xlwings (Win & Mac) 
• Interactive Use 
• VBA Macro replacement 
4 
ExcelPython (Win only) 
• UDFs: User Defined Formulas 
• Ability to expose functions from 
existing libraries as array formulas 
(e.g. NumPy)
xlwings.org 
5 
ExcelPython: GitHub

xlwings Zurich Python User Group Meetup

  • 1.
    xlwings & ExcelPython Zurich Python User Group Meetup 4 September 2014 Felix Zumstein
  • 2.
    About Me 8Years in Banking Startup (Feb 2014) 2
  • 3.
    Goals • Open-source(liberal license) • Portability/Deployment: Lightweight, no admin rights • Flexibility: regarding Versions, Architectures, IDEs, Python distros • Cross-platform 3
  • 4.
    xlwings (Win &Mac) • Interactive Use • VBA Macro replacement 4 ExcelPython (Win only) • UDFs: User Defined Formulas • Ability to expose functions from existing libraries as array formulas (e.g. NumPy)
  • 5.