ATLAS Offline Software
XMLtoHeader.py
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1 #!/usr/bin/python
2 
3 
4 # Copyright (C) 2002-2019 CERN for the benefit of the ATLAS collaboration
5 import os.path
6 import sys
7 import getopt
8 import xml.etree.ElementTree as ET
9 from datetime import date
10 
11 #--------------------------------------
12 #get command line arguments
13 #--------------------------------------
14 argv = sys.argv
15 
16 inputXMLname = '../schema/L1CTSpecifications.xml'
17 outputNames = 'L1Common'
18 
19 opts, remainder = getopt.getopt( argv[1:], 'i:o:', ['inputXML=','outputNames='])
20 #print ("OPTIONS: ", opts)
21 #print ("REMAINDER: ", remainder)
22 
23 for opt,arg in opts:
24  if opt in ['-i','--inputXML']:
25  inputXMLname = arg
26  elif opt in ['-o','--outputNames']:
27  outputNames = arg
28  else:
29  print("option %s not known.." % opt)
30 
31 
32 
33 #-----------------------------------
34 # some definitions
35 #-----------------------------------
36 
37 typeDictCpp = {'u32' :'uint32_t','u16':'uint16_t','s32' :'int32_t','s16':'int16_t','string':'string', 'bool':'bool','float':'float','double':'double'}
38 typeDictJava = {'u32' :'long','u16':'long','s32' :'int','s16':'int','string':'String', 'bool':'Boolean','float':'Single','double':'Double'}
39 
40 versionDict = {}
41 
42 if 'dataformat' in os.path.basename(outputNames):
43  versionDict = {'v0':'Before moving the L1A position to the eformat-version field', 'v1': 'After moving the L1A position to the eformat-version field to free bits for the HLT counter', 'v2':'First version of CTP data with programmable extra words (up to 50), and time difference in BC to previous L1A', 'v3':'Including also the turn counter in the payload','v4':'Version with increased number of inputs/items for run-2 (->beginning 2015)'}#,'vZ': 'dummy for testing'}
44 
45 if 'L1Common' in os.path.basename(outputNames):
46  #versionDict = {'v0':'Before long shutdown I (before 2015)', 'v1': 'Version after long shutdown I','v2':'dummy','v3':'dummy','v4':'dummy'}
47  versionDict = {'v0':'Before long shutdown I (before 2015)', 'v1': 'Version after long shutdown I'}
48 
49 
50 #print versionDict.keys()
51 message_missingElement = 'Concerning child #{number}: Sorry, no {element} specified. This is a necessary element. Please make sure to specify it in the config file.'
52 
53 
54 
55 #----------------------
56 #Read the XML tree
57 #----------------------
58 tree = ET.parse(inputXMLname)
59 root = tree.getroot()
60 
61 #---------------------------------------------
62 #Get all versions that exist for an element
63 #---------------------------------------------
64 
65 nameVersionsDict={}
66 childIndex = 0
67 for child in root:
68  childIndex +=1
69  if child.find('name') is None:
70  #print (message_missingElement.format(number=childIndex, element='name'))
71  exit(1)
72  elif child.find('name').text[1:-1] in nameVersionsDict:
73  nameVersionsDict[child.find('name').text[1:-1]].append(child.attrib['ns'])
74  else:
75  versionList = [child.attrib['ns']]
76  nameVersionsDict[child.find('name').text[1:-1]] = versionList
77 
78 #print (nameVersionsDict)
79 staticList = [] #parameters that didn't change so far
80 for name in nameVersionsDict:
81  if len(nameVersionsDict[name])==1:
82  staticList.append(name)
83  for vers in nameVersionsDict[name]:
84  count = nameVersionsDict[name].count(vers)
85  if count>1:
86  #print ('ERROR: Element "',name,'" occurs several times with same version (' , vers, '). Please fix config file.')
87  exit(1)
88 
89 
90 #------------------------------------------------------------------
91 #Get number of changed parameters compared to v0 for each version
92 #------------------------------------------------------------------
93 numChangeVersionDict = {}
94 numChangeVersionDict['v0'] = 0
95 changedParameterNames = []
96 for v in list(versionDict)[1:]:
97  childIndex = 0
98  for child in root:
99  childIndex +=1
100  if child.attrib['ns'] is None:
101  #print (message_missingElement.format(number=childIndex, element='ns'))
102  exit(1)
103  else:
104  if child.attrib['ns']==v:
105  if child.find('name').text[1:-1] not in changedParameterNames:
106  changedParameterNames.append(child.find('name').text[1:-1])
107 
108  numChangeVersionDict[v] = len(changedParameterNames)
109 
110 
111 
112 
113 def CreateFiles(time):
114 #=====================================
115 # actually create the output files
116 #=====================================
117 
118  #--------- the definition of CTP version class--------------------------------
119  cppBaseStartstring = "/*\n*This file was automatically created by XMLtoHeader.py\n* Created on: {creationTime}\n* Created with config: {xmlFile}\n*\n* Author: Ruth Poettgen\n* Contact: ruth.poettgen@cern.ch\n**Brief: Defines class for different CTP versions.\n*/\n\n\n#include <inttypes.h>\n#include <assert.h>\n#include <iostream>\n#include <stdlib.h>\n#include <map>\n#include <iomanip>\n#include <sstream>\n\n"
120  start = cppBaseStartstring.format(creationTime = time, xmlFile = inputXMLname)
121 
122  baseNameRoot = os.path.basename(outputNames)
123  baseName = baseNameRoot + 'Version'
124  fileName = outputNames + 'Version'
125  baseHeader = open(fileName+'.h','w')
126  baseHeader.write(start)
127 
128 
129  baseHeader.write('#ifndef '+baseName.upper() + '_H\n')
130  baseHeader.write('#define '+baseName.upper() + '_H\n')
131  baseHeader.write('\nclass '+baseName + '{\n\n')
132 
133  protectedString = "\nprotected:\n"
134  protectedString += " //---------------------------------------------------------------------------------------------------\n"
135  protectedString += " // For explanation of the variables and there values in different versions see config XML file.\n"
136  protectedString += " //---------------------------------------------------------------------------------------------------\n"
137 
138  functionString = ''
139 
140  publicString = "\npublic: \n"
141  publicString += '\n ' + baseName + '(unsigned int version) {\n'
142 
143  dumpString = '\n std::string dump() const {\n';
144  dumpString += '\n std::ostringstream s;\n';
145  dumpString += '\n std::ostringstream tmp;\n\n';
146  dumpString += ' s << \"For a description of the parameters for different CTP version, see schema/L1CoreSpecifications.xml in L1CommonCore.\" << std::endl;\n\n';
147  dumpString += ' s << \"|-------------------------------------------------------------|\" << std::endl;\n';
148  dumpString += ' s << \"| Name | Value |\" << std::endl;\n';
149  dumpString += ' s << \"|-------------------------------------------------------------|\" << std::endl;\n';
150 
151  #dumpString += ' s << \"|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\" << std::endl;\n';
152  #dumpString += ' s << \"| Name | Value | Comment |\" << std::endl;\n';
153  #dumpString += ' s << \"|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\" << std::endl;\n';
154 
155  changedValuesDict = {}
156  numberOfChanges = 0
157  #--------------------------------------------
158  #get start strings for the other files
159  #--------------------------------------------
160 
161  pyStartstring = "#!/usr/bin/env python\n\n#This file was automatically created by XMLtoHeader.py\n# Created on: {creationTime}\n# Created with config: {xmlFile}\n# \n# Author: Ruth Poettgen\n# Contact: ruth.poettgen@cern.ch\n\n\n\nimport sys\n\nclass {classname}(object):\n def __init__(self):\n"
162 
163  #javaStartstring = "/*\n*This file was automatically created by XMLtoHeader.py\n* Created on: {creationTime}\n* Created with config: {xmlFile}\n*\n* Author: Ruth Poettgen\n* Contact: ruth.poettgen@cern.ch\n**Brief: Defines some CTP parameters. {version}.\n*/\n\n\npackage {pack};\n\npublic class {classname} "
164 
165 
166  #-------------------------------------------------------
167  # write one file/one constructor part for each version
168  #-------------------------------------------------------
169  for v in versionDict:
170 
171  if (v!='v0'):
172  changedValuesDict[v] = []
173 
174  pyStartstring = pyStartstring.format(creationTime = time,version = versionDict[v], xmlFile = inputXMLname, classname=baseNameRoot)
175  headerName = outputNames + "_" + v + ".py"
176  pyHeader = open(headerName,'w')
177  pyHeader.write(pyStartstring)
178 
179  #javaStartstring = javaStartstring.format(creationTime = time, xmlFile = inputXMLname,version = versionDict[v],pack='L1Common.'+ outputNames,classname=outputNames+'_'+v)
180  #headerName = outputNames + "_" + v + ".java"
181  #javaHeader = open(headerName,'w')
182  #javaHeader.write(javaStartstring + '{\n\n')
183 
184 
185  childIndex=0
186  nameList=[]
187 
188  for child in root:
189  hasChanged = False
190  childIndex=childIndex+1
191  #print ('looking at child #', childIndex)
192 
193  if child.attrib['ns'] not in versionDict:
194  #print 'Version ID ', child.attrib['ns'], ' not recognised. Should be one of ', versionDict.keys()
195  exit(1)
196 
197  #check if all the attributes necessary are set
198  if child.find('name') is None:
199  #print (message_missingElement.format(number=childIndex, element='name'))
200  exit(1)
201  if child.find('type') is None:
202  #print (message_missingElement.format(number=childIndex, element='type'))
203  exit(1)
204  if child.find('value') is None:
205  #print (message_missingElement.format(number=childIndex, element='value'))
206  exit(1)
207 
208 
209  #check wether parameter has already been written, don't write again
210  if child.find('name').text[1:-1] in nameList:
211  #print (child.find('name').text[1:-1], ' already written. Skipping.')
212  continue
213  #else:
214  #print ('Found new parameter: ', child.find('name').text[1:-1])
215 
216 
217  #-------------------------------------------------------------
218  #get latest version of parameter for the required CTP version
219  #-------------------------------------------------------------
220 
221  if list(versionDict).index( child.attrib['ns'] )>list(versionDict).index(v):
222  #print 'Version (' , child.attrib['ns'] , ') is beyond what we are looking for right now (' , v, ') . Skipping.'
223  continue
224 
225  tmp_v=v
226  while tmp_v not in nameVersionsDict[child.find('name').text[1:-1]]:
227  #print tmp_v, 'is not contained in ', nameVersionsDict[child.find('name').text[1:-1]]
228  index = list(versionDict).index(tmp_v)
229  tmp_v = list(versionDict)[index-1]
230  #print '--> Going to write ' , tmp_v , ' instead'
231 
232  if tmp_v!='v0':
233  hasChanged=True
234 
235  if child.attrib['ns']!=tmp_v:
236  #print ('Version (' , child.attrib['ns'] , ') is not what we are looking for right now. Skipping.')
237  continue
238 
239 
240  #-------------------------------------------------------------
241  # write the files
242  #-------------------------------------------------------------
243 
244  typeText = child.find('type').text
245  nameText = child.find('name').text[1:-1]
246  valueText = child.find('value').text
247 
248 
249  pyHeader.write(' self.'+nameText.ljust(30)+'= ')
250 
251  if 'mult' in typeText: #arrays need special treatment
252 
253  #javaHeader.write(' '+'public static ' + typeDictJava[ typeText[0:-5] ] +'[] ')
254  #javaHeader.write(nameText.ljust(30)+'= ')
255  #javaHeader.write(' { ' + valueText +' };')
256 
257  pyHeader.write( ('[ ' + valueText + ' ]').ljust(50) )
258 
259 
260  listOfElements = valueText.split(',')
261  numberOfElements = len(listOfElements)
262 
263  if v=='v0':
264 
265  protectedString += ' '
266  protectedString += typeDictCpp[typeText[0:-5]] + ' '
267  protectedString += (nameText+ '['+ str(numberOfElements) + ']').ljust(20)+ '='
268  protectedString += '{ ' + valueText + '};'
269 
270 
271  functionString += '\n const '+typeDictCpp[typeText[0:-5]] + '* get'
272  functionString += nameText + '() const { return ' + nameText + '; }'
273 
274 
275  dumpString += '\n s << \"|\" << std::left << std::setw(40) << \" ' + nameText + '\" << \" | \";\n'
276  dumpString += ' tmp.clear(); tmp.str(\"\");\n tmp<< \"[\";\n'
277  dumpString += ' for (int i=0; i <' + str(numberOfElements) + '; i++) {\n'
278  dumpString += ' if (i) tmp<<\",\";\n'
279  dumpString += ' tmp << this->' + nameText + '[i];\n }\n tmp<<\"]\";\n'
280  dumpString += ' s << std::right << std::setw(17) << tmp.str() << \" | \" << std::endl;\n\n'
281  #dumpString += ' s << std::right << std::setw(35) << tmp.str() << \" | \";\n'
282  #if child.find('comment') is None:
283  # dumpString += ' s << std::left << std::setw(120) << ' + '\"--\"' + ' << \" | \" << std::endl;\n\n'
284  #else:
285  # dumpString += ' s << std::left << std::setw(120) << ' + child.find('comment').text + ' << \" | \" << std::endl;\n\n'
286 
287 
288 
289  if hasChanged:
290  changedValuesDict[v].append([nameText,valueText])
291 
292  else:
293  #javaHeader.write(' public static ' + typeDictJava[typeText] +' ')
294  #javaHeader.write(nameText.ljust(30)+'= ')
295  #javaHeader.write(valueText +';')
296 
297  if (valueText)[0] not in ['0','1','2','3','4','5','6','7','8','9']:
298  val = valueText
299  pyHeader.write( ('self.' + val.replace('+',' + self.')).ljust(10))
300  else:
301  pyHeader.write(valueText.ljust(10))
302 
303 
304  if v=='v0':
305  functionString += '\n '+typeDictCpp[typeText] + ' get'
306  functionString += nameText + '() const { return ' + nameText + '; }'
307 
308  protectedString += ' ' + typeDictCpp[typeText] + ' '
309  protectedString += nameText
310  protectedString += ' = ' + valueText + ';'
311 
312  dumpString += ' s << \"|\" << std::left << std::setw(40) << \" ' + nameText + '\" << \" | \";\n'
313  dumpString += ' s << std::right << std::setw(17) << this->' + nameText + ' << \" | \" << std::endl;\n\n'
314  #dumpString += ' s << std::right << std::setw(35) << this->' + nameText + ' << \" | \";\n'
315  #if child.find('comment') is None:
316  #dumpString += ' s << std::left << std::setw(120) << ' + '\"--\"' + ' << \" | \" << std::endl;\n\n'
317  #else:
318  #dumpString += ' s << std::left << std::setw(120) << ' + child.find('comment').text + ' << \" | \" << std::endl;\n\n'
319 
320 
321  if hasChanged:
322  changedValuesDict[v].append([nameText,valueText])
323 
324 
325 
326  #--- comment -------------------------
327  if child.find('comment') is None:
328  pyHeader.write('\n')
329  #javaHeader.write('\n')
330  else:
331  pyHeader.write( ' # ' + child.find('comment').text[1:-1] + '\n')
332  if v =='v0':
333  protectedString += '\n'
334 
335  nameList.append(nameText)
336 
337 
338 
339 
340  #------------------------------
341  # finalise the file writing
342  #------------------------------
343 
344  pyHeader.write('\n\n' + baseNameRoot + '_' + v + ' = ' + baseNameRoot + '()'+'\n\n' + 'del ' + baseNameRoot)
345  #javaHeader.write('\n}')
346 
347  dumpString += ' s << \"|-------------------------------------------------------------|\" << std::endl;\n\n';
348  #dumpString += ' s << \"|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\" << std::endl;\n\n';
349  dumpString += ' return s.str();\n\n }'
350 
351  nVersions = len(versionDict)
352 
353  #access function
354  selection= ' if (version>=' + str(nVersions)+') {\n';
355  selection+= ' std::cerr << \"ERROR: invalid CTP version requested (\" << version << \"). Should be in [0,'+ str(nVersions-1)+ '].Setting it to the latest version ('+str(nVersions-1)+'). \" << std::endl;\n'
356  selection += ' version='+str(nVersions-1)+';\n'
357  selection+= ' }\n\n'
358 
359 
360  versionInt = 1
361  for v in changedValuesDict:
362  selection += ' if (version==' + str(versionInt) + ' ) {\n'
363  for pair in changedValuesDict[v]:
364  if ',' in pair[1]:
365  listOfValues = pair[1].split(',')
366  numValues = len(listOfElements)
367  selection+='\n'
368  valIndex = 0
369  for val in listOfValues:
370  selection+= ' ' + pair[0] + '[' + str(valIndex) + '] = ' + val + ';\n'
371  valIndex+=1
372  else:
373  selection+=' ' + pair[0] + ' = ' + pair[1] + ';\n'
374 
375  selection += ' }\n\n'
376  versionInt+=1
377  numberOfChanges = len(changedValuesDict)
378 
379 
380  baseHeader.write(protectedString+'\n\n')
381  baseHeader.write(publicString +'\n\n')
382  baseHeader.write(selection)
383  baseHeader.write(' };\n\n')
384  baseHeader.write(functionString+'\n\n')
385  baseHeader.write(dumpString+'\n\n')
386  baseHeader.write('\n};\n\n')
387  baseHeader.write('#endif //' + baseName.upper() + '_H')
388 
389 
390 now = date.today().strftime("%d/%m/%y")
391 
392 if __name__ == "__main__":
393  CreateFiles(now)
394 
395 
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