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News & Updates
Python 3 New Python 3 compatibility guide for scripts and plugins
Official Release PyMOL v2.3 has been released on February 11, 2019.
POSF New PyMOL fellows announced for 2018-2019
Tutorial Plugins Tutorial updated for PyQt5
New Plugin ProBiS H2O is a new plugin for identification of conserved waters in protein structures.
Selection keywords New polymer.protein and polymer.nucleic selection keywords. Thanks everyone who participated in the poll!
Plugin Update MOLE 2.5 is an updated version of channel analysis software in PyMOL
New Script dssr_block is a wrapper for DSSR (3dna) and creates block-shaped nucleic acid cartoons
Older News See Older News.
Did you know...


This script converts a pml script to a python script.

See pymol-users mailing list (Subject: Convert pml script to Pymol Python script, Fri, 8 Apr 2011).

<source lang="python"> import sys from pymol import cmd, parsing

def pml2py(filename, out=sys.stdout):



   Convert a pml script to python syntax.


   pml2py infile [, outfile]
   def quote(args):
       args = iter(args)
       for arg in args:
           if '=' not in arg:
               prefix = 
               prefix, arg = arg.split('=', 1)
               prefix += '='
               arg = arg.lstrip()
           yield prefix + repr(arg)
   class stackiter:
       def __init__(self, collection):
           self.iterator = iter(collection)
           self.stack = []
       def __iter__(self):
           return self
       def next(self):
           if len(self.stack):
               return self.stack.pop()
           return self.iterator.n ..→
A Random PyMOL-generated Cover. See Covers.