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How to use terug method in SeleniumBase

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node.py
Source:node.py
1from __future__ import print_function2from __future__ import unicode_literals3import sys4if sys.version_info[0] > 2:5    basestring = unicode = str6try:7    import cdecimal as decimal8except ImportError:9    import decimal10from django.utils.translation import ugettext as _11#bots-modules12from . import botslib13from . import botsglobal14from .botsconfig import *15class Node(object):16    ''' Node class for building trees in inmessage and outmessage17    '''18    #slots: python optimalisation to preserve memory. Disadv.: no dynamic attr in this class19    #in tests: for normal translations less memory and faster; no effect fo one-on-one translations.20    __slots__ = ('record','children','_queries','linpos_info','structure')21    def __init__(self,record=None,linpos_info=None):22        if record and 'BOTSIDnr' not in record:23            record['BOTSIDnr'] = '1'24        self.record = record    #record is a dict with fields25        self.children = []26        self.linpos_info = linpos_info27        self._queries = None28        self.structure = None29    def linpos(self):30        if self.linpos_info:31            return ' line %(lin)s pos %(pos)s'%{'lin':self.linpos_info[0],'pos':self.linpos_info[1]}32        else:33            return ''34    def append(self,childnode):35        '''append child to node'''36        self.children.append(childnode)37    #********************************************************38    #*** queries ********************************************39    #********************************************************40    def _getquerie(self):41        ''' getter for queries: get queries of a node '''42        if self._queries:43            return self._queries44        else:45            return {}46    def _updatequerie(self,updatequeries):47        ''' setter for queries: set/update queries of a node with dict queries.48        '''49        if updatequeries:50            if self._queries is None:51                self._queries = updatequeries.copy()52            else:53                botslib.updateunlessset(self._queries,updatequeries)54    queries = property(_getquerie,_updatequerie)55    def processqueries(self,queries,maxlevel):56        ''' copies values for queries 'down the tree' untill right level.57            So when edi file is split up in messages,58            querie-info from higher levels is copied to message.'''59        self.queries = queries60        if self.record and not maxlevel:61            return62        for childnode in self.children:63            childnode.processqueries(self.queries,maxlevel-1)64    def displayqueries(self,level=0):65        '''for debugging66            usage: in mappingscript:     inn.root.displayqueries()67        '''68        if level == 0:69            print('displaying queries for nodes in tree')70        print('    '*level,'node:',end='')71        if self.record:72            print(self.record['BOTSID'],end='')73        else:74            print('None',end='')75        print('',end='')76        print(self.queries)77        for childnode in self.children:78            childnode.displayqueries(level+1)79    #********************************************************80    #*** handling of QUERIES and SUBTRANSLATION *************81    #********************************************************82    def enhancedget(self,mpaths):83        ''' to get QUERIES, SUBTRANSLATION or nextmessageblock.84            mpaths can be85            - dict:     do one get(mpaths); can not be a mpath quering one level deeper->in that case use a tuple: ({'BOTSID':'ISA'},{'BOTSID':'GS','GS02':None})86            - tuple:    do one get(mpaths); can be multiple dicts in mpaths87            - list:     for each list member do a get(); append the results88            - function: user exit that returns a value (or None, if not found)89            - string:   return that string90        '''91        if isinstance(mpaths,dict):92            return self.get(mpaths)93        elif isinstance(mpaths,tuple):94            return self.get(*mpaths)95        elif isinstance(mpaths,list):96            lijst = [self.enhancedget(mpath) for mpath in mpaths]   #go recursive97            return ''.join(part.strip() for part in lijst if part is not None)98        elif callable(mpaths):99            return mpaths(thisnode=self)100        elif isinstance(mpaths,basestring):101            return mpaths102        else:103            raise botslib.MappingFormatError(_('Errors in mpath for QUERIES, SUBTRANSLATION or nextmessageblock; you used %(mpath)s.'),{'mpath':mpaths})104    def get_queries_from_edi(self,record_definition):105        ''' extract information from edifile using QUERIES in grammar.structure; information will be placed in ta_info and in db-ta106        '''107        tmpdict = {}108        for key,value in record_definition[QUERIES].items():109            found = self.enhancedget(value)   #search in last added node110            if found is not None:111                found = found.strip()         #needed to get correct ISA-fields112                if found:113                    tmpdict[key] = found114        self.queries = tmpdict115    #********************************************************116    #*** manipulate node.tree: get, put, change, delete etc *117    #********************************************************118    def getrecord(self,*mpaths):119        ''' get whole node record120        '''121        self._mpath_sanity_check(mpaths)122        for part in mpaths:123            if 'BOTSIDnr' not in part:124                part['BOTSIDnr'] = '1'125        terug =  self._getrecordcore(mpaths)126        botsglobal.logmap.debug('"%(terug)s" for getrecord%(mpaths)s',{'terug':unicode(terug),'mpaths':unicode(mpaths)})127        return terug128    def _getrecordcore(self,mpaths):129        for key,value in mpaths[0].items():       #check all key, value for first part of where;130            if key not in self.record or value != self.record[key]:131                return None    #no match:132        else:   #all key,value are matched.133            if len(mpaths) == 1:    #mpath is exhausted; so we are there!!! #replace values with values in 'change'; delete if None134                return self.record135            else:           #go recursive136                for childnode in self.children:137                    terug = childnode._getrecordcore(mpaths[1:])138                    if terug:139                        return terug140                else:   #no child has given a valid return141                    return None142    def change(self,where,change):143        ''' where: node to find.144            change is applied to found node145            uses first matching node for 'where'.146        '''147        self._mpath_sanity_check(where)148        for part in where:149            if 'BOTSIDnr' not in part:150                part['BOTSIDnr'] = '1'151        #sanity check 'change' parameter152        if not isinstance(change,dict):153            raise botslib.MappingFormatError(_('Parameter "change" must be dict: change(where=%(where)s,change=%(change)s)'),154                                                {'where':where,'change':change})155        change.pop('BOTSID','nep')  #remove 'BOTSID' from change. BOTSID can not be changed156        change.pop('BOTSIDnr','nep')  #remove 'BOTSIDnr' from change. BOTSIDnr can not be changed157        for key,value in change.items():158            if not isinstance(key,basestring):159                raise botslib.MappingFormatError(_('Keys in "change" must be strings: change(where=%(where)s,change=%(change)s)'),160                                                    {'where':where,'change':change})161            if value is None:     #if None, item is deleted162                pass163            elif isinstance(value,list):    #for now, just pass lists164                pass165            else:166                change[key] = unicode(value).strip()  #leading and trailing spaces are stripped from the values167        terug =  self._changecore(where,change)168        botsglobal.logmap.debug('"%(terug)s" for change(where=%(where)s,change=%(change)s)',{'terug':terug,'where':unicode(where),'change':unicode(change)})169        return terug170    def _changecore(self,where,change):171        for key,value in where[0].items():       #check all key, value for first part of where;172            if key not in self.record or value != self.record[key]:173                return False    #no match:174        else:   #all key,value are matched.175            if len(where) == 1:    #mpath is exhausted; so we are there!!! #replace values with values in 'change'; delete if None176                for key,value in change.items():177                    if value is None:178                        self.record.pop(key,'nep')179                    else:180                        self.record[key] = value181                return True182            else:           #go recursive183                for childnode in self.children:184                    if childnode._changecore(where[1:],change):185                        return True186                else:   #no child has given a valid return187                    return False188    def delete(self,*mpaths):189        ''' delete the last record of mpath if found (first: find/identify record, than delete).'''190        self._mpath_sanity_check(mpaths)191        if len(mpaths) == 1:192            raise botslib.MappingFormatError(_('Only one dict: not allowed. Use different solution: delete(%(mpath)s)'),{'mpath':mpaths})193        for part in mpaths:194            if 'BOTSIDnr' not in part:195                part['BOTSIDnr'] = '1'196        terug =  bool(self._deletecore(mpaths))197        botsglobal.logmap.debug('"%(terug)s" for delete%(mpaths)s',{'terug':terug,'mpaths':unicode(mpaths)})198        return terug  #return False if not removed, return True if removed199    def _deletecore(self,mpaths):200        for key,value in mpaths[0].items():          #check all items in first part of mpaths201            if key not in self.record or value != self.record[key]:202                return 0203        else:   #all items are matched204            if len(mpaths) == 1:    #mpath is exhausted; so we are there!!!205                return 2  #indicates node should be removed206            else:207                for i, childnode in enumerate(self.children):208                    terug =  childnode._deletecore(mpaths[1:]) #search recursive for rest of mpaths209                    if terug == 2:  #indicates node should be removed210                        del self.children[i]    #remove node211                        return 1    #this indicates: deleted successfull, do not remove anymore (no removal of parents)212                    if terug:213                        return terug214                else:   #no child has given a valid return215                    return 0216    def get(self,*mpaths):217        ''' get value of a field in a record from a edi-message218            mpath is xpath-alike query to identify the record/field219            function returns 1 value; return None if nothing found.220            if more than one value can be found: first one is returned221            starts searching in current node, then deeper222        '''223        if Node.checklevel:224            self._mpath_sanity_check(mpaths[:-1])225            #sanity check of last part of mpaths: None only allowed in last section of Mpath; check last part226            if not isinstance(mpaths[-1],dict):227                raise botslib.MappingFormatError(_('Must be dicts in tuple: get(%(mpath)s)'),{'mpath':mpaths})228            if 'BOTSID' not in mpaths[-1]:229                raise botslib.MappingFormatError(_('Last section without "BOTSID": get(%(mpath)s)'),{'mpath':mpaths})230            count = 0231            for key,value in mpaths[-1].items():232                if not isinstance(key,basestring):233                    raise botslib.MappingFormatError(_('Keys must be strings in last section: get(%(mpath)s)'),{'mpath':mpaths})234                if value is None:235                    count += 1236                elif not isinstance(value,basestring):237                    raise botslib.MappingFormatError(_('Values must be strings (or none) in last section: get(%(mpath)s)'),{'mpath':mpaths})238            if count > 1:239                raise botslib.MappingFormatError(_('Max one "None" in last section: get(%(mpath)s)'),{'mpath':mpaths})240        for part in mpaths:241            if 'BOTSIDnr' not in part:242                part['BOTSIDnr'] = '1'243        if Node.checklevel == 2:244            self._mpath_grammar_check(mpaths)245        terug =  self._getcore(mpaths)246        botsglobal.logmap.debug('"%(terug)s" for get%(mpaths)s',{'terug':terug,'mpaths':unicode(mpaths)})247        return terug248    def _getcore(self,mpaths):249        if len(mpaths) != 1:    #node is not end-node250            for key,value in mpaths[0].items():          #check all items in mpath;251                if key not in self.record or value != self.record[key]:  #does not match/is not right node252                    return None253            else:   #all items in mpath are matched and OK; recursuve search254                for childnode in self.children:255                    terug =  childnode._getcore(mpaths[1:]) #recursive search for rest of mpaths256                    if terug is not None:257                        return terug258                else:   #nothing found in children259                    return None260        else:   #node is end-node261            terug = 1 #default return value: if there is no 'None' in the mpath, but everything is matched, 1 is returned (like True)262            for key,value in mpaths[0].items():          #check all items in mpath;263                if key not in self.record:  #does not match/is not right node264                    return None265                elif value is None:   #item has None-value; remember this value because this might be the right node266                    terug = self.record[key][:]    #copy to avoid memory problems267                elif value != self.record[key]:   #compare values268                    return None     #does not match/is not right node269            else:   #all keys/values in this mpathr are matched and OK.270                return terug        #either the remembered value is returned or 1 (as a boolean, indicated 'found)271    def getcount(self):272        '''count the number of nodes/records under the node/in whole tree'''273        count = 0274        if self.record:275            count += 1   #count itself276        for childnode in self.children:277            count += childnode.getcount()278        return count279    def getcountoccurrences(self,*mpaths):280        ''' count number of occurences of mpath. Eg count nr of LIN's'''281        return len(list(self.getloop(*mpaths)))282    def getcountsum(self,*mpaths):283        ''' return the sum for all values found in mpath. Eg total number of ordered quantities.'''284        mpath_for_found_node = mpaths[-1].copy()285        for key,value in list(mpaths[-1].items()):286            if value is None:287                del mpaths[-1][key]288        count = decimal.Decimal(0)289        for i in self.getloop(*mpaths):290            count += i.getdecimal(mpath_for_found_node)291        return unicode(count)292    def getloop(self,*mpaths):293        ''' generator. Returns one by one the nodes as indicated in mpath294        '''295        if Node.checklevel:296            self._mpath_sanity_check(mpaths)297        for part in mpaths:298            if 'BOTSIDnr' not in part:299                part['BOTSIDnr'] = '1'300        if Node.checklevel == 2:301            self._mpath_grammar_check(mpaths)302        for terug in self._getloopcore(mpaths):303            botsglobal.logmap.debug('getloop %(mpaths)s returns "%(record)s".',{'mpaths':mpaths,'record':terug.record})304            yield terug305    def _getloopcore(self,mpaths):306        ''' recursive part of getloop()307        '''308        for key,value in mpaths[0].items():309            if key not in self.record or value != self.record[key]:310                return311        else:   #all items are checked and OK.312            if len(mpaths) == 1:313                yield self      #found!314            else:315                for childnode in self.children:316                    for terug in childnode._getloopcore(mpaths[1:]): #search recursive for rest of mpaths317                        yield terug318    def getloop_including_mpath(self,*mpaths):319        ''' generator. Returns one by one the nodes as indicated in mpath320            like getloop(), but returns a list: [mpath,mpath,etc,,node] ->node is same as returned by getloop()321        '''322        if Node.checklevel:323            self._mpath_sanity_check(mpaths)324        for part in mpaths:325            if 'BOTSIDnr' not in part:326                part['BOTSIDnr'] = '1'327        if Node.checklevel == 2:328            self._mpath_grammar_check(mpaths)329        for terug in self._getloopcore_including_mpath(mpaths):330            botsglobal.logmap.debug('getloop %(mpaths)s returns "%(terug)s".',{'mpaths':mpaths,'terug':terug})331            yield terug332    def _getloopcore_including_mpath(self,mpaths):333        ''' recursive part of getloop()334        '''335        for key,value in mpaths[0].items():336            if key not in self.record or value != self.record[key]:337                return338        else:   #all items are checked and OK.339            if len(mpaths) == 1:340                yield [self]      #found!341            else:342                for childnode in self.children:343                    for terug in childnode._getloopcore_including_mpath(mpaths[1:]): #search recursive for rest of mpaths344                        yield [self.record] + terug if terug is not None else None345    #~ def get_for_sort(self,*mpaths):346        #~ ''' like get, but either returns a value or '' (empty string). If get() delivers None, return as ''.347            #~ used by sort()348        #~ '''349        #~ terug = self.get(*mpaths)350        #~ if not terug:351            #~ return ''352        #~ return terug353    def getnozero(self,*mpaths):354        ''' like get, but either return a numerical value (as string) or None. If value to return is equal to zero, None is returned.355            useful eg for fixed records, where num fields are initialised with zeroes.356        '''357        terug = self.get(*mpaths)358        try:359            value = float(terug)360        except (TypeError,ValueError):361            return None362        if value == 0:363            return None364        return terug365    def getdecimal(self,*mpaths):366        ''' like get, but return a decimal value. If value to return is None or not numeric, zero is returned.367            warning: this function might 'mask' errors, because when input is not-valid, it aalwyas return a decimal 0. 368            useful eg for when math calculations are needed in mapping.369        '''370        terug = self.get(*mpaths)371        if terug and terug[-1] == '-':    #if minus-sign at the end, put it in front. This is useful for idocs, where fields are never defined as numeric.372            terug = terug[-1] + terug[:-1]373        try:374            return decimal.Decimal(terug)375        except (TypeError,ValueError):376            return decimal.Decimal('0')377    def put(self,*mpaths,**kwargs):378        #sanity check of mpaths379        if not mpaths or not isinstance(mpaths,tuple):380            raise botslib.MappingFormatError(_('Must be dicts in tuple: put(%(mpath)s)'),{'mpath':mpaths})381        for part in mpaths:382            if not isinstance(part,dict):383                raise botslib.MappingFormatError(_('Must be dicts in tuple: put(%(mpath)s)'),{'mpath':mpaths})384            if 'BOTSID' not in part:385                raise botslib.MappingFormatError(_('Section without "BOTSID": put(%(mpath)s)'),{'mpath':mpaths})386            for key,value in part.items():387                if value is None:388                    botsglobal.logmap.debug('"None" in put %(mpaths)s.',{'mpaths':unicode(mpaths)})389                    return False390                if not isinstance(key,basestring):391                    raise botslib.MappingFormatError(_('Keys must be strings: put(%(mpath)s)'),{'mpath':mpaths})392                if isinstance(value,list):393                    #empty is not useful, drop it (like None)394                    if not value:395                        botsglobal.logmap.debug('Empty list in put %(mpaths)s.',{'mpaths':unicode(mpaths)})396                        return False397                else:398                    if kwargs.get('strip',True):399                        part[key] = unicode(value).strip()  #leading and trailing spaces are stripped from the values400                    else:401                        part[key] = unicode(value)          #used for fixed ISA header of x12402            if 'BOTSIDnr' not in part:403                part['BOTSIDnr'] = '1'404        if self._sameoccurence(mpaths[0]):405            self._putcore(mpaths[1:])406        else:407            raise botslib.MappingRootError(_('Error in root put "%(mpath)s".'),{'mpath':mpaths[0]})408        botsglobal.logmap.debug('"True" for put %(mpaths)s',{'mpaths':unicode(mpaths)})409        return True410    def _putcore(self,mpaths):411        if not mpaths:  #newmpath is exhausted, stop searching.412            return413        for childnode in self.children:414            if childnode.record['BOTSID'] == mpaths[0]['BOTSID'] and childnode._sameoccurence(mpaths[0]):    #checking of BOTSID is also done in sameoccurance!->performance!415                childnode._putcore(mpaths[1:])416                return417        else:   #is not present in children, so append mpath as a new node418            self.append(Node(mpaths[0]))419            self.children[-1]._putcore(mpaths[1:])420    def putloop(self,*mpaths):421        #sanity check of mpaths422        if not mpaths or not isinstance(mpaths,tuple):423            raise botslib.MappingFormatError(_('Must be dicts in tuple: putloop(%(mpath)s)'),{'mpath':mpaths})424        for part in mpaths:425            if not isinstance(part,dict):426                raise botslib.MappingFormatError(_('Must be dicts in tuple: putloop(%(mpath)s)'),{'mpath':mpaths})427            if 'BOTSID' not in part:428                raise botslib.MappingFormatError(_('Section without "BOTSID": putloop(%(mpath)s)'),{'mpath':mpaths})429            for key,value in part.items():430                if not isinstance(key,basestring):431                    raise botslib.MappingFormatError(_('Keys must be strings: putloop(%(mpath)s)'),{'mpath':mpaths})432                if value is None:433                    return False434                part[key] = unicode(value).strip()435            if 'BOTSIDnr' not in part:436                part['BOTSIDnr'] = '1'437        if self._sameoccurence(mpaths[0]):438            if len(mpaths)==1:439                return self440            return self._putloopcore(mpaths[1:])441        else:442            raise botslib.MappingRootError(_('Error in root putloop "%(mpath)s".'),{'mpath':mpaths[0]})443    def _putloopcore(self,mpaths):444        if len(mpaths) ==1: #end of mpath reached; always make new child-node445            self.append(Node(mpaths[0]))446            return self.children[-1]447        for childnode in self.children:  #if first part of mpaths exists already in children go recursive448            if childnode.record['BOTSID'] == mpaths[0]['BOTSID'] and childnode._sameoccurence(mpaths[0]):    #checking of BOTSID is also done in sameoccurance!->performance!449                return childnode._putloopcore(mpaths[1:])450        else:   #is not present in children, so append a child, and go recursive451            self.append(Node(mpaths[0]))452            return self.children[-1]._putloopcore(mpaths[1:])453    def _sameoccurence(self, mpath):454        ''' checks if all items that appear in both node and mpath have the same value. If so, all new items in mpath are added to node455        '''456        for key,value in self.record.items():457            if key in mpath and mpath[key] != value:458                return False459        else:    #all equal keys have same values, thus both are 'equal'.460            self.record.update(mpath)   #add items to self.record that are new461            return True462    def sort(self,*mpaths):463        ''' sort nodes. eg in mappingscript:     464            1a. inn.sort({'BOTSID':'UNH'},{'BOTSID':'LIN','C212.7140':None})    -> sorts the LIN segments by article number.465            1b. inn.sort(sortfrom=({'BOTSID':'UNH'},),compare=({'BOTSID':'LIN','C212.7140':None},))    -> sorts the LIN segments by article number.466            2a. inn.sort({'BOTSID':'envelope'},{'BOTSID':'message'},{'BOTSID':'lines'},{'BOTSID':'line','gtin':None}) -> sorts lines by GTIN467            2b. inn.sort({'BOTSID':'envelope'},{'BOTSID':'message'},{'BOTSID':'lines'},{'BOTSID':'line','gtin':None}) -> sorts lines by GTIN468            3a. inn.sort({'BOTSID':'UNH'},{'BOTSID':'LIN'},{'BOTSID':'QTY','C186.6063':'12','C186.6060':None})    -> sorts the LIN segments according to quantityby article number.469            3b. inn.sort({'BOTSID':'UNH'},{'BOTSID':'LIN'},{'BOTSID':'QTY','C186.6063':'12','C186.6060':None})    -> sorts the LIN segments according to quantityby article number.470            version <= 3.2 only had mpaths as parameters; extended this in order to be upward compatible. mpath was split in sort_from_node and comparekey471            Case 3 can not be done with old parameter.472            new parameters (in **kwargs)473            - sort_from_node474            - comparekey475            - reverse - as reverse in python's sort476            - sort_if_none: if comparekey not there; should these be sorted as last or first. None is lowest, none is highest477            - sort_decimal: numerical sort478        '''479        if Node.checklevel:480            self._mpath_sanity_check(mpaths[:-1])481            #sanity check of last part of mpaths: None only allowed in last section of Mpath; check last part482            if not isinstance(mpaths[-1],dict):483                raise botslib.MappingFormatError(_('Must be dicts in tuple: get(%(mpath)s)'),{'mpath':mpaths})484            if 'BOTSID' not in mpaths[-1]:485                raise botslib.MappingFormatError(_('Last section without "BOTSID": get(%(mpath)s)'),{'mpath':mpaths})486            count = 0487            for key,value in mpaths[-1].items():488                if not isinstance(key,basestring):489                    raise botslib.MappingFormatError(_('Keys must be strings in last section: get(%(mpath)s)'),{'mpath':mpaths})490                if value is None:491                    count += 1492                elif not isinstance(value,basestring):493                    raise botslib.MappingFormatError(_('Values must be strings (or none) in last section: get(%(mpath)s)'),{'mpath':mpaths})494            if count > 1:495                raise botslib.MappingFormatError(_('Max one "None" in last section: get(%(mpath)s)'),{'mpath':mpaths})496        for part in mpaths:497            if 'BOTSIDnr' not in part:498                part['BOTSIDnr'] = '1'499        if Node.checklevel == 2:500            self._mpath_grammar_check(mpaths)501        remember = Node.checklevel502        Node.checklevel = 0503        comparekey = mpaths[-1:]504        sort_from_node = mpaths[:-1]505        try:506            for n in self.getloop(*sort_from_node):507                n.children.sort(key=lambda s: s.get(*comparekey))508        finally:509            Node.checklevel = remember510            511        #~ comparekey = mpaths[1:]512        #~ #does not work with checklevel == 2, so temporary set checklevel to 0 513        #~ remember = Node.checklevel514        #~ Node.checklevel = 0515        #~ try:516            #~ self.children.sort(key=lambda s: s.get_for_sort(*comparekey))517        #~ finally:518            #~ Node.checklevel = remember519    #********************************************************520    #*** utility functions **********************************521    #********************************************************522    @staticmethod523    def _mpath_sanity_check(mpaths):524        ''' sanity check of mpaths. '''525        if not isinstance(mpaths,tuple):526            raise botslib.MappingFormatError(_('Parameter mpath must be tuple: %(mpaths)s'),{'mpaths':mpaths})527        for part in mpaths:528            if not isinstance(part,dict):529                raise botslib.MappingFormatError(_('Parameter mpath must be dicts in a tuple: %(mpaths)s'),{'mpaths':mpaths})530            if 'BOTSID' not in part:531                raise botslib.MappingFormatError(_('"BOTSID" is required in mpath: %(mpaths)s'),{'mpaths':mpaths})532            for key,value in part.items():533                if not isinstance(key,basestring):534                    raise botslib.MappingFormatError(_('Keys must be strings in mpath: %(mpaths)s'),{'mpaths':mpaths})535                if not isinstance(value,basestring):536                    raise botslib.MappingFormatError(_('Values must be strings in mpath: getrecord(%(mpaths)s)'),{'mpaths':mpaths})537    def _mpath_grammar_check(self,mpaths):538        ''' check of mpaths with grammar. '''539        def _mpath_ok_with_grammar(structure,mpaths):540            ''' inner function, recursive.541                every part of mpaths should be in structure, at right level, have right fields.542            '''543            mpath = mpaths[0]544            for record_definition in structure:545                if record_definition[ID] == mpath['BOTSID'] and record_definition[BOTSIDNR] == mpath['BOTSIDnr']:546                    for key in mpath:547                        if key == 'BOTSIDnr':   #BOTSIDnr is not in grammar, so do not check548                            continue549                        for field_definition in record_definition[FIELDS]:550                            if field_definition[ISFIELD]:551                                if key == field_definition[ID]:552                                    break   #check next key553                            else:554                                if key == field_definition[ID]:         #first check compostie-key itself, for repeating composites555                                    break   #check next key556                                for grammarsubfield in field_definition[SUBFIELDS]:   #loop subfields557                                    if key == grammarsubfield[ID]:558                                        break   #check next key559                                else:560                                    continue #checking field_defintions561                                break   #check next key562                        else:   #Not found in record!563                            return False564                    #all fields in mpath are correct; go to next level of mpath..565                    if mpaths[1:]:566                        if not LEVEL in record_definition:567                            return False568                        return _mpath_ok_with_grammar(record_definition[LEVEL],mpaths[1:])569                    else:570                        return True    #no more levels, all fields found571            else:572                return False573        if not self.structure:574            return575        if not _mpath_ok_with_grammar([self.structure],mpaths):576            raise botslib.MappingFormatError(_('Parameter mpath is not valid according to grammar: %(mpaths)s'),{'mpaths':mpaths})577    def display(self,level=0):578        '''for debugging579            usage eg in mappingscript:     inn.root.display()580        '''581        if level == 0:582            print('displaying all nodes in node tree:')583        print('    '*level,self.record)584        for childnode in self.children:585            childnode.display(level+1)586    def stripnode(self):587        ''' removes spaces from all fields in tree.588            used in alt translations where a dict is returned by mappingscript indicating the out-tree should be used as inn.589            the out-tree has been formatted already, this is not OK for fixed formats (idoc!)590        '''591        if self.record is not None:592            for key, value in self.record.items():593                self.record[key] = value.strip()594        for child in self.children:595            child.stripnode()596    def collectlines(self,print_as_row):597        ''' for new edifax routine: collect same nodes in Node.children in a list; for table-row printing.598        ''' 599        new = []        #new list600        for childnode in self.children:601            if childnode.structure[MPATH] in print_as_row:602                if not new:     #if new is still empty603                    new.append([childnode])604                elif isinstance(new[-1],list) and new[-1][0].record['BOTSID'] == childnode.record['BOTSID']:605                    new[-1].append(childnode)       #append in tabel-row-list606                else:           #other recordID, also print as table-row607                    new.append([childnode])608            else:               #just append, no change609                new.append(childnode)610                childnode.collectlines(print_as_row)   #go recursive611        self.children = new612    def copynode(self):613        ''' make a 'safe' copy of node; return the new node614        '''615        if self.record is None:616            new_node = Node(record=None)617        else:618            new_node = Node(record=dict(self.record))619        for childnode in self.children:620            new_node.append(childnode.copynode())...
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