Large-scale progamming language detection (internship)

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Context: Software Heritage is an ambitious research project whose goal is to collect, preserve in the very long term, and share the whole publicly accessible Free/Open Source Software (FOSS) in source code form.

Description: The Software Heritage archive has already assembled the largest collection of source code to date: about 4 billion unique files and 1 billion unique commits coming from more than 70 million development projects.

Detecting the programming language of each individual source code file at this scale is no easy feat. The goal of this internship is, first, to review state-of-the-art techniques and research results on large-scale detection of programming languages, to assess which ones are good fits for Software Heritage; second, practically experiment with (a subset of) the chosen techniques to quantitatively compare their effectiveness.

Desirable skills to obtain this internship:

  • information retrieval
  • knowledge modeling and representation
  • markup languages and manipulation of semi-structured data (HTML, XML, etc.)
  • working knowledge of automatic classification and machine learning would be a plus

Workplace: Inria Paris

Environnement: you will work shoulder to shoulder with all members of the Software Heritage team, and you will have a chance to witness from within the construction of the ultimate source code archive.

Internship mentors:

  • Roberto Di Cosmo <roberto@dicosmo.org>
  • Stefano Zacchiroli <zack@upsilon.cc>