Biopython release 1.47

We are pleased to announce the release of Biopython 1.47.

This release includes a new Bio.AlignIO module, updates to Bio.Blast, parsers for NCBI’s Entrez E-Utilities, numerous other code improvements and fixes, and an extended and updated documentation. In particular if you use Biopython to access NCBI’s E-Utilities, we encourage you to download and install this release to ensure full compliance with NCBI’s access rules.

Source distributions and Windows installers are available from the Biopython website at My thanks to all code contributors who made this new release possible.

–Michiel on behalf of the Biopython developers