Beispiel #1
0
def convert_str(str_data, in_format, out_format):
    mol = OBMol()
    conv = OBConversion()
    conv.SetInFormat(in_format)
    conv.SetOutFormat(out_format)
    conv.ReadString(mol, str_data)

    return (conv.WriteString(mol), conv.GetOutFormat().GetMIMEType())
def convert_str(str_data,
                in_format,
                out_format,
                gen3d=False,
                add_hydrogens=False,
                perceive_bonds=False,
                out_options=None):

    # Make sure that the start of InChI is valid before passing it to
    # Open Babel, or Open Babel will crash the server.
    if in_format.lower() == 'inchi':
        validate_start_of_inchi(str_data)

    if out_options is None:
        out_options = {}

    obMol = OBMol()
    conv = OBConversion()
    conv.SetInFormat(in_format)
    conv.SetOutFormat(out_format)
    conv.ReadString(obMol, str_data)

    if add_hydrogens:
        obMol.AddHydrogens()

    if gen3d:
        # Generate 3D coordinates for the input
        mol = pybel.Molecule(obMol)
        mol.make3D()

    if perceive_bonds:
        obMol.ConnectTheDots()
        obMol.PerceiveBondOrders()

    for option, value in out_options.items():
        conv.AddOption(option, conv.OUTOPTIONS, value)

    return (conv.WriteString(obMol), conv.GetOutFormat().GetMIMEType())