[18.09] Backport 8023: Fix ColumnSetAction post job action (#8069)

                for k, v in action.action_arguments.items():

                    if v:

                        # Try to use both pure integer and 'cX' format.

                        if not isinstance(v, int):

                            if v[0] == 'c':

                                v = v[1:]

                            v = int(v)

    workflow_building_modes

)

from galaxy.tools.parameters.wrapped import make_dict_copy

from galaxy.util import unicodify

from galaxy.util.bunch import Bunch

from galaxy.util.json import safe_loads

from galaxy.util.odict import odict

        replacement_parameters = set()

        for pja in step.post_job_actions:

            for argument in pja.action_arguments.values():

                for match in re.findall(r'\$\{(.+?)\}', argument):

                for match in re.findall(r'\$\{(.+?)\}', unicodify(argument)):

                    replacement_parameters.add(match)

        return list(replacement_parameters)