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Re: Whitespace in atom labels?

On Monday, 27 September 2021 14:00:41 BST Brian McMahon via cif-developers wrote:> So long as we're confident that there are no instances with embedded> white space in the public archives, I would agree to this.
I will run a full check on our archives to check for any such labels. 
Mike===================================================================> > Brian> > On 27/09/2021 13:20, Mike Hoyland via cif-developers wrote:> > Very happy to support this.> > > > On Friday, 24 September 2021 01:56:43 BST James H via cif-developers wrote:> >> Hello cif-developers,> >> > >> Atom labels as defined in the DDL1 core dictionary are, strictly> >> speaking,> >> allowed to contain whitespace, because the machine-readable parts of DDL1> >> do not allow this to be expressed, and the text definition doesn't> >> explicitly exclude it. mmCIF can and has explicitly restricted atom> >> labels> >> to not include whitespace in a machine-readable way, so our preference> >> would be to follow suit. We are therefore contemplating (see> >> https://github.com/COMCIFS/cif_core/pull/249) restricting atom labels to> >> not contain whitespace. As far as I know there are no such entries in> >> COD,> >> but I thought it worth checking with this group first. Any objections?> >> > >> thanks,> >> James.> > _______________________________________________> cif-developers mailing list> cif-developers@iucr.org> http://mailman.iucr.org/cgi-bin/mailman/listinfo/cif-developers

With best wishes,Mike HoylandSystems DeveloperIUCr, Chester==================================

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