"""
Grammalecte: compile rules
Create a Direct Acyclic Rule Graphs (DARGs)
"""
import re
import os
import time
import concurrent.futures
import darg
import compile_rules_js_convert as jsconv
import helpers
import graphspell
#### PROCESS POOL EXECUTOR ####
xProcessPoolExecutor = None
def initProcessPoolExecutor (nMultiCPU=None):
"process pool executor initialisation"
global xProcessPoolExecutor
if xProcessPoolExecutor:
# we shutdown the ProcessPoolExecutor which may have been launched previously
print(" ProcessPoolExecutor shutdown.")
xProcessPoolExecutor.shutdown(wait=False)
nMaxCPU = max(os.cpu_count()-1, 1)
if nMultiCPU is None or not (1 <= nMultiCPU <= nMaxCPU):
nMultiCPU = nMaxCPU
print(" CPU processes used for workers: ", nMultiCPU)
xProcessPoolExecutor = concurrent.futures.ProcessPoolExecutor(max_workers=nMultiCPU)
def rewriteCode (sCode):
"convert simple code syntax to a string of Python code"
if sCode[0:1] == "=":
sCode = sCode[1:]
sCode = sCode.replace("__also__", "bCondMemo")
sCode = sCode.replace("__else__", "not bCondMemo")
sCode = sCode.replace("sContext", "_sAppContext")
sCode = re.sub(r"\b(morph0?|morphVC|value|tag|meta|info)[(]\\(\d+)", 'g_\\1(lToken[nTokenOffset+\\2]', sCode)
sCode = re.sub(r"\b(morph0?|morphVC|value|tag|meta|info)[(]\\-(\d+)", 'g_\\1(lToken[nLastToken-\\2+1]', sCode)
sCode = re.sub(r"\b(select|define|definefrom|rewrite|addmorph|setmeta)[(][\\](\d+)", 'g_\\1(lToken[nTokenOffset+\\2]', sCode)
sCode = re.sub(r"\b(select|define|definefrom|rewrite|addmorph|setmeta)[(][\\]-(\d+)", 'g_\\1(lToken[nLastToken-\\2+1]', sCode)
sCode = re.sub(r"\b(tagbefore|tagafter)[(][\\](\d+)", 'g_\\1(lToken[nTokenOffset+\\2], dTags', sCode)
sCode = re.sub(r"\b(tagbefore|tagafter)[(][\\]-(\d+)", 'g_\\1(lToken[nLastToken-\\2+1], dTags', sCode)
sCode = re.sub(r"\bspace[(][\\](\d+)", 'g_space(lToken[nTokenOffset+\\1], lToken[nTokenOffset+\\1+1]', sCode)
sCode = re.sub(r"\bspace[(][\\]-(\d+)", 'g_space(lToken[nLastToken-\\1+1], lToken[nLastToken-\\1+2]', sCode)
sCode = re.sub(r"\bmorph2[(][\\](\d+)", 'g_morph2(lToken[nTokenOffset+\\1], lToken[nTokenOffset+\\1+1]', sCode)
sCode = re.sub(r"\bmorph2[(][\\]-(\d+)", 'g_morph2(lToken[nLastToken-\\1+1], lToken[nLastToken-\\1+2]', sCode)
sCode = re.sub(r"\b(morph0?|tag|meta|value)\(>1", 'g_\\1(lToken[nLastToken+1]', sCode) # next token
sCode = re.sub(r"\b(morph0?|tag|meta|value)\(<1", 'g_\\1(lToken[nTokenOffset]', sCode) # previous token
sCode = re.sub(r"\b(morph0?|tag|meta|value)\(>(\d+)", 'g_\\1(g_token(lToken, nLastToken+\\2)', sCode) # next token
sCode = re.sub(r"\b(morph0?|tag|meta|value)\(<(\d+)", 'g_\\1(g_token(lToken, nTokenOffset+1-\\2)', sCode) # previous token
sCode = re.sub(r"\bspace[(](>1)", 'g_space(lToken[nLastToken+1], g_token(lToken, nLastToken+2)', sCode) # next token
sCode = re.sub(r"\bspace[(](<1)", 'g_space(lToken[nTokenOffset], lToken[nTokenOffset+1]', sCode) # previous token
sCode = re.sub(r"\bspell *[(]", '_oSpellChecker.isValid(', sCode)
sCode = re.sub(r"\bbefore\(\s*", 'look(sSentence[:lToken[1+nTokenOffset]["nStart"]], ', sCode) # before(sCode)
sCode = re.sub(r"\bafter\(\s*", 'look(sSentence[lToken[nLastToken]["nEnd"]:], ', sCode) # after(sCode)
sCode = re.sub(r"\bbefore0\(\s*", 'look(sSentence0[:lToken[1+nTokenOffset]["nStart"]], ', sCode) # before0(sCode)
sCode = re.sub(r"\bafter0\(\s*", 'look(sSentence0[lToken[nLastToken]["nEnd"]:], ', sCode) # after0(sCode)
sCode = re.sub(r"\bagreement[(]\\(\d+), *\\(\d+)", 'g_agreement(lToken[nTokenOffset+\\1], lToken[nTokenOffset+\\2]', sCode)
sCode = re.sub(r"\bagreement[(]\\(\d+), *\\-(\d+)", 'g_agreement(lToken[nTokenOffset+\\1], lToken[nLastToken-\\2+1]', sCode)
sCode = re.sub(r"[\\](\d+)", 'lToken[nTokenOffset+\\1]["sValue"]', sCode)
sCode = re.sub(r"[\\]-(\d+)", 'lToken[nLastToken-\\1+1]["sValue"]', sCode)
sCode = re.sub(r">1", 'lToken[nLastToken+1]["sValue"]', sCode)
sCode = re.sub(r"<1", 'lToken[nTokenOffset]["sValue"]', sCode)
return sCode
def changeReferenceToken (sText, dPos):
"change group reference in <sText> with values in <dPos>"
if "\\" not in sText:
return sText
for i in range(len(dPos), 0, -1):
sText = re.sub("\\\\"+str(i)+"(?![0-9])", "\\\\"+str(dPos[i]), sText)
return sText
def checkTokenNumbers (sText, sActionId, nToken):
"check if token references in <sText> greater than <nToken> (debugging)"
for x in re.finditer(r"\\(\d+)", sText):
if int(x.group(1)) > nToken:
print("# Error in token index at line " + sActionId + " ("+str(nToken)+" tokens only)")
print(sText)
def checkIfThereIsCode (sText, sActionId):
"check if there is code in <sText> (debugging)"
if re.search(r"[.]\w+[(]|sugg\w+[(]|\(\\[0-9]|\[(?:[0-9]:|:)", sText):
print("# Warning at line " + sActionId + ": This message looks like code. Line should probably begin with =")
print(sText)
class GraphBuilder:
def __init__ (self, sGraphName, sGraphCode, sLang, dDef, dDecl, dOptPriority):
self.sGraphName = sGraphName
self.sGraphCode = sGraphCode
self.sLang = sLang
self.dDef = dDef
self.dDecl = dDecl
self.dOptPriority = dOptPriority
self.dAntiPatterns = {}
self.dActions = {}
self.dFuncName = {}
self.dFunctions = {}
self.dLemmas = {}
def createGraphAndActions (self, lRuleLine):
"create a graph as a dictionary with <lRuleLine>"
fStartTimer = time.time()
print("{:>8,} rules in {:<30} ".format(len(lRuleLine), f"<{self.sGraphName}|{self.sGraphCode}>"), end="")
lPreparedRule = []
for i, sRuleName, sTokenLine, iActionBlock, lActions, nPriority in lRuleLine:
for aRule in self.createRule(i, sRuleName, sTokenLine, iActionBlock, lActions, nPriority):
lPreparedRule.append(aRule)
# Debugging
if False:
print("\nRULES:")
for e in lPreparedRule:
if e[-2] == "##2211":
print(e)
# Graph creation
oDARG = darg.DARG(lPreparedRule, self.sLang)
dGraph = oDARG.createGraph()
print(oDARG, end="")
# debugging
if False:
print("\nGRAPH:", self.sGraphName)
for k, v in dGraph.items():
print(k, "\t", v)
print("\tin {:>8.2f} s".format(time.time()-fStartTimer))
sPyCallables, sJSCallables = self.createCallables()
return dGraph, self.dActions, sPyCallables, sJSCallables, self.dLemmas
def _genTokenLines (self, sTokenLine):
"tokenize a string and return a list of lines of tokens"
lTokenLines = []
nFirstNullable = 0
nLastNullable = 0
for n, sTokBlock in enumerate(sTokenLine.split(), 1):
# replace merger characters by spaces
if "␣" in sTokBlock:
sTokBlock = sTokBlock.replace("␣", " ")
# optional token?
bNullPossible = sTokBlock.startswith("?") and sTokBlock.endswith("¿")
if bNullPossible:
sTokBlock = sTokBlock[1:-1]
if nFirstNullable == 0:
nFirstNullable = n
nLastNullable = n
# token with definition?
if sTokBlock.startswith("(") and sTokBlock.endswith(")"):
nFirstNullable = -1
if sTokBlock.startswith("({") and sTokBlock.endswith("})") and sTokBlock[1:-1] in self.dDef:
sTokBlock = "(" + self.dDef[sTokBlock[1:-1]] + ")"
elif sTokBlock.startswith("{") and sTokBlock.endswith("}") and sTokBlock in self.dDef:
sTokBlock = self.dDef[sTokBlock]
if ( (sTokBlock.startswith("[") and sTokBlock.endswith("]")) or (sTokBlock.startswith("([") and sTokBlock.endswith("])")) ):
# multiple token
bSelectedGroup = sTokBlock.startswith("(") and sTokBlock.endswith(")")
if bSelectedGroup:
sTokBlock = sTokBlock[1:-1]
lToken = self._createTokenList(sTokBlock)
if not lTokenLines:
lTokenLines = [ ["("+s+")"] for s in lToken ] if bSelectedGroup else [ [s] for s in lToken ]
if bNullPossible:
lTokenLines.extend([ [] for i in range(len(lToken)+1) ])
else:
lNewTemp = []
if bNullPossible:
for aRule in lTokenLines:
for sElem in lToken:
aNewRule = list(aRule)
aNewRule.append(sElem)
lNewTemp.append(aNewRule)
else:
sElem1 = lToken.pop(0)
for aRule in lTokenLines:
for sElem in lToken:
aNewRule = list(aRule)
aNewRule.append("(" + sElem + ")" if bSelectedGroup else sElem)
lNewTemp.append(aNewRule)
aRule.append("(" + sElem1 + ")" if bSelectedGroup else sElem1)
lTokenLines.extend(lNewTemp)
else:
# simple token
if not lTokenLines:
lTokenLines = [[sTokBlock], []] if bNullPossible else [[sTokBlock]]
else:
if bNullPossible:
lNewTemp = []
for aRule in lTokenLines:
lNew = list(aRule)
lNew.append(sTokBlock)
lNewTemp.append(lNew)
lTokenLines.extend(lNewTemp)
else:
for aRule in lTokenLines:
aRule.append(sTokBlock)
nLastNullable = nLastNullable - n - 1
for aRule in lTokenLines:
yield aRule, nFirstNullable, nLastNullable
def _createTokenList (self, sTokBlock):
"return a list of tokens from a block of tokens"
lToken = []
for sToken in sTokBlock[1:-1].split("|"):
if "+" in sToken and not sToken.startswith("+"):
for sCode in self.dDecl:
if sToken.endswith(sCode):
sToken = sToken[:-len(sCode)]
lToken.append(sToken)
for sSuffix in self.dDecl[sCode]:
lToken.append(sToken+sSuffix)
break
else:
lToken.append(sToken)
return lToken
def createRule (self, iLine, sRuleName, sTokenLine, iActionBlock, lActions, nPriority):
"generator: create rule as list"
# print(iLine, "//", sRuleName, "//", sTokenLine, "//", lActions, "//", nPriority)
if sTokenLine.startswith("!!") and sTokenLine.endswith("¡¡"):
# antipattern
sTokenLine = sTokenLine[2:-2].strip()
if sRuleName not in self.dAntiPatterns:
self.dAntiPatterns[sRuleName]= []
for lToken, _, _ in self._genTokenLines(sTokenLine):
self.dAntiPatterns[sRuleName].append(lToken)
else:
# pattern
for lToken, nFirstNullable, nLastNullable in self._genTokenLines(sTokenLine):
if sRuleName in self.dAntiPatterns and lToken in self.dAntiPatterns[sRuleName]:
# <lToken> matches an antipattern -> discard
continue
# Calculate positions
dPos = {} # key: iGroup, value: iToken
iGroup = 0
#if iLine == 15818: # debug
# print(" ".join(lToken))
for i, sToken in enumerate(lToken):
if sToken.startswith("(") and sToken.endswith(")"):
lToken[i] = sToken[1:-1]
iGroup += 1
dPos[iGroup] = i + 1 # we add 1, for we count tokens from 1 to n (not from 0)
# check lemmas
if sToken.startswith(">") and sToken != ">" and sToken[1:] not in self.dLemmas:
self.dLemmas[sToken[1:]] = iLine
# Parse actions
for iAction, (iActionLine, sAction) in enumerate(lActions, 1):
sAction = sAction.strip()
if sAction:
sActionId = f"{self.sGraphCode}__{sRuleName}__b{iActionBlock}_a{iAction}"
aAction = self.createAction(sActionId, sAction, nPriority, len(lToken), dPos, iActionLine, nFirstNullable, nLastNullable)
if aAction:
sActionName = self.storeAction(sActionId, aAction)
lResult = list(lToken)
lResult.extend(["##"+str(iLine), sActionName])
#if iLine == 13341:
# print(" ".join(lToken))
# print(sActionId, aAction)
yield lResult
else:
print("# Error on action at line:", iLine)
print(sTokenLine, "\n", lActions)
exit()
else:
print("No action found for ", iActionLine)
exit()
def createAction (self, sActionId, sAction, nPriority, nToken, dPos, iActionLine, nFirstNullable, nLastNullable):
"create action rule as a list"
sLineId = "#" + str(iActionLine)
# Option
sOption = False
m = re.match("/(\\w+)/", sAction)
if m:
sOption = m.group(1)
sAction = sAction[m.end():].strip()
if nPriority == -1:
nPriority = self.dOptPriority.get(sOption, 4)
# valid action?
m = re.search(r"(?P<action>[-=~/!>])(?P<start>-?\d+\.?|)(?P<end>:\.?-?\d+|)(?P<casing>:|)>>", sAction)
if not m:
print("\n# Error. No action found at: ", sLineId, sActionId)
exit()
# Condition
sCondition = sAction[:m.start()].strip()
if sCondition:
sCondition = changeReferenceToken(sCondition, dPos)
sCondition = self.createFunction("cond", sCondition)
else:
sCondition = ""
# Case sensitivity
bCaseSensitivity = not bool(m.group("casing"))
# Action
cAction = m.group("action")
sAction = sAction[m.end():].strip()
sAction = changeReferenceToken(sAction, dPos)
# target
cStartLimit = "<"
cEndLimit = ">"
if not m.group("start"):
iStartAction = 1
iEndAction = 0
else:
if cAction != "-" and (m.group("start").endswith(".") or m.group("end").startswith(":.")):
print("\n# Error. Wrong selection on tokens at: ", sLineId ,sActionId)
return None
if m.group("start").endswith("."):
cStartLimit = ">"
iStartAction = int(m.group("start").rstrip("."))
if not m.group("end"):
iEndAction = iStartAction
else:
if m.group("end").startswith(":."):
cEndLimit = "<"
iEndAction = int(m.group("end").lstrip(":."))
if dPos and m.group("start"):
iStartAction = dPos.get(iStartAction, iStartAction)
if iEndAction:
iEndAction = dPos.get(iEndAction, iEndAction)
if iStartAction < 0:
iStartAction += 1
if iEndAction < 0:
iEndAction += 1
# check target
if nFirstNullable > -1:
if nFirstNullable > 0 and iStartAction > 0 and iEndAction != 0 and (iStartAction > nFirstNullable or iStartAction == nFirstNullable == iEndAction):
print(f"# Error. At {sLineId}, {sActionId}, target start is bigger than first nullable token.")
if nFirstNullable > 0 and iEndAction > 0 and iStartAction != 1 and (iEndAction > nFirstNullable or iStartAction == nFirstNullable == iEndAction):
print(f"# Error. At {sLineId}, {sActionId}, target end is bigger than first nullable token.")
if nLastNullable < 0 and iStartAction < 0 and iEndAction != 0 and ((iStartAction-1) < nLastNullable or (iStartAction-1) == nFirstNullable == (iEndAction-1)):
print(f"# Error. At {sLineId}, {sActionId}, target start is lower than last nullable token.")
if nLastNullable < 0 and iEndAction < 0 and iStartAction != 1 and ((iEndAction-1) < nLastNullable or (iStartAction-1) == nFirstNullable == (iEndAction-1)):
print(f"# Error. At {sLineId}, {sActionId}, target end is lower than last nullable token.")
if cAction == "-":
## error
iMsg = sAction.find(" && ")
if iMsg == -1:
print("\n# Error. No message at: ", sLineId, sActionId)
exit()
else:
sMsg = sAction[iMsg+4:].strip()
sAction = sAction[:iMsg].strip()
sURL = ""
mURL = re.search("[|] *(https?://.*)", sMsg)
if mURL:
sURL = mURL.group(1).strip()
sMsg = sMsg[:mURL.start(0)].strip()
checkTokenNumbers(sMsg, sActionId, nToken) # check tokens in message
if sMsg[0:1] == "=":
sMsg = self.createFunction("msg", sMsg, True)
else:
checkIfThereIsCode(sMsg, sActionId)
# checking token consistancy
checkTokenNumbers(sCondition, sActionId, nToken) # check tokens in condition
checkTokenNumbers(sAction, sActionId, nToken) # check tokens in action
if cAction == ">":
## no action, break loop if condition is False
return [sLineId, sOption, sCondition, cAction, ""]
if not sAction and cAction != "!":
print(f"\n# Error in action at line <{sLineId}/{sActionId}>: This action is empty.")
exit()
if sAction[0:1] != "=" and cAction != "=":
checkIfThereIsCode(sAction, sActionId)
if cAction == "-":
## error detected --> suggestion
if sAction[0:1] == "=":
sAction = self.createFunction("sugg", sAction, True)
elif sAction.startswith('"') and sAction.endswith('"'):
sAction = sAction[1:-1]
if not sMsg:
print(f"\n# Error in action at line <{sLineId}/{sActionId}>: The message is empty.")
exit()
return [sLineId, sOption, sCondition, cAction, sAction, iStartAction, iEndAction, cStartLimit, cEndLimit, bCaseSensitivity, nPriority, sMsg, sURL]
if cAction == "~":
## text processor
if sAction[0:1] == "=":
sAction = self.createFunction("tp", sAction, True)
elif sAction.startswith('"') and sAction.endswith('"'):
sAction = sAction[1:-1]
elif sAction not in "␣*_":
nToken = sAction.count("|") + 1
if iStartAction > 0 and iEndAction > 0:
if (iEndAction - iStartAction + 1) != nToken:
print(f"\n# Error in action at line <{sLineId}/{sActionId}>: numbers of modified tokens modified.")
elif iStartAction < 0 or iEndAction < 0 and iStartAction != iEndAction:
print(f"\n# Warning in action at line <{sLineId}/{sActionId}>: rewriting with possible token position modified.")
return [sLineId, sOption, sCondition, cAction, sAction, iStartAction, iEndAction, bCaseSensitivity]
if cAction in "!/":
## tags
return [sLineId, sOption, sCondition, cAction, sAction, iStartAction, iEndAction]
if cAction == "=":
## disambiguator
sAction = self.createFunction("da", sAction)
return [sLineId, sOption, sCondition, cAction, sAction]
print("\n# Unknown action at ", sLineId, sActionId)
return None
def storeAction (self, sActionId, aAction):
"store <aAction> in <self.dActions> avoiding duplicates and return action name"
nVar = 1
while True:
sActionName = sActionId + "_" + str(nVar)
if sActionName not in self.dActions:
self.dActions[sActionName] = aAction
return sActionName
if aAction == self.dActions[sActionName]:
return sActionName
nVar += 1
def showActions (self):
"debugging function"
print("\nActions:")
for sActionName, aAction in oFunctionManager.dActions.items():
print(sActionName, aAction)
def createFunction (self, sType, sCode, bStartWithEqual=False):
"create a function (stored in <self.dFunctions>) and return function name"
sCode = rewriteCode(sCode)
sFuncName = self._getNameForCode(sType, sCode)
self.dFunctions[sFuncName] = sCode
return sFuncName if not bStartWithEqual else "="+sFuncName
def _getNameForCode (self, sType, sCode):
"create and get a name for a code"
if sType not in self.dFuncName:
self.dFuncName[sType] = {}
if sCode not in self.dFuncName[sType]:
self.dFuncName[sType][sCode] = len(self.dFuncName[sType])+1
return "_g_" + sType + "_" + self.sGraphCode + "_" + str(self.dFuncName[sType][sCode])
def createCallables (self):
"return callables for Python and JavaScript"
sPyCallables = ""
sJSCallables = ""
for sFuncName, sReturn in self.dFunctions.items():
if sFuncName.startswith("_g_cond_"): # condition
sParams = "lToken, nTokenOffset, nLastToken, sCountry, bCondMemo, dTags, sSentence, sSentence0"
elif sFuncName.startswith("_g_msg_"): # message
sParams = "lToken, nTokenOffset, nLastToken"
elif sFuncName.startswith("_g_sugg_"): # suggestion
sParams = "lToken, nTokenOffset, nLastToken"
elif sFuncName.startswith("_g_tp_"): # text preprocessor
sParams = "lToken, nTokenOffset, nLastToken"
elif sFuncName.startswith("_g_da_"): # disambiguator
sParams = "lToken, nTokenOffset, nLastToken"
else:
print("# Unknown function type in [" + sFuncName + "]")
continue
# Python
sPyCallables += f"def {sFuncName} ({sParams}):\n"
sPyCallables += f" return {sReturn}\n"
# JavaScript
sJSCallables += f" {sFuncName}: function ({sParams}) {{\n"
sJSCallables += " return " + jsconv.py2js(sReturn) + ";\n"
sJSCallables += " },\n"
return sPyCallables, sJSCallables
def processing (sGraphName, sGraphCode, sLang, lRuleLine, dDef, dDecl, dOptPriority):
"to be run in a separate process"
oGraphBuilder = GraphBuilder(sGraphName, sGraphCode, sLang, dDef, dDecl, dOptPriority)
dGraph, dActions, sPy, sJS, dLemmas = oGraphBuilder.createGraphAndActions(lRuleLine)
return (sGraphName, dGraph, dActions, sPy, sJS, dLemmas)
def make (lRule, sLang, dDef, dDecl, dOptPriority):
"compile rules, returns a dictionary of values"
# for clarity purpose, don’t create any file here
# removing comments, zeroing empty lines, creating definitions, storing tests, merging rule lines
print(" parsing graph rules...")
lTokenLine = []
lActions = []
bActionBlock = False
nPriority = -1
dAllGraph = {}
dGraphCode = {}
sGraphName = ""
iActionBlock = 0
aRuleName = set()
oDictionary = graphspell.SpellChecker("fr")
for iLine, sLine in lRule:
sLine = sLine.rstrip()
if "\t" in sLine:
# tabulation not allowed
print("# Error. Tabulation at line: ", iLine)
exit()
elif sLine.startswith("@@@@GRAPH: "):
# rules graph call
m = re.match(r"@@@@GRAPH: *(\w+) *[|] *(\w+)", sLine.strip())
if m:
sGraphName = m.group(1)
sGraphCode = m.group(2)
if sGraphName in dAllGraph or sGraphCode in dGraphCode:
print(f"# Error at line {iLine}. Graph name <{sGraphName}> or graph code <{sGraphCode}> already exists.")
exit()
dAllGraph[sGraphName] = []
dGraphCode[sGraphName] = sGraphCode
else:
print("# Error. Graph name not found at line", iLine)
exit()
elif sLine.startswith("__") and sLine.endswith("__"):
# new rule group
m = re.match("__(\\w+)(!\\d|)__", sLine)
if m:
sRuleName = m.group(1)
if sRuleName in aRuleName:
print(f"# Error at line {iLine}. Rule name <{sRuleName}> already exists.")
exit()
aRuleName.add(sRuleName)
iActionBlock = 1
nPriority = int(m.group(2)[1:]) if m.group(2) else -1
else:
print("# Syntax error in rule group: ", sLine, " -- line:", iLine)
exit()
elif re.match(" \\S", sLine):
# tokens line
lTokenLine.append([iLine, sLine.strip()])
elif sLine.startswith(" ||"):
# tokens line continuation
iPrevLine, sPrevLine = lTokenLine[-1]
lTokenLine[-1] = [iPrevLine, sPrevLine + " " + sLine.strip()[2:]]
elif sLine.startswith(" <<- "):
# actions
lActions.append([iLine, sLine[12:].strip()])
if not re.search(r"[-=~/!>](?:-?\d\.?(?::\.?-?\d+|)|):?>>", sLine):
bActionBlock = True
elif sLine.startswith(" && "):
# action message
iPrevLine, sPrevLine = lActions[-1]
lActions[-1] = [iPrevLine, sPrevLine + sLine]
elif sLine.startswith(" ") and bActionBlock:
# action line continuation
iPrevLine, sPrevLine = lActions[-1]
lActions[-1] = [iPrevLine, sPrevLine + " " + sLine.strip()]
if re.search(r"[-=~/!>](?:-?\d\.?(?::\.?-?\d+|)|):?>>", sLine):
bActionBlock = False
elif re.match("[ ]*$", sLine):
# empty line to end merging
if not lTokenLine:
continue
if bActionBlock or not lActions:
print("# Error. No action found at line:", iLine)
print(bActionBlock, lActions)
exit()
if not sGraphName:
print("# Error. All rules must belong to a named graph. Line: ", iLine)
exit()
for j, sTokenLine in lTokenLine:
dAllGraph[sGraphName].append((j, sRuleName, sTokenLine, iActionBlock, list(lActions), nPriority))
lTokenLine.clear()
lActions.clear()
iActionBlock += 1
else:
print("# Unknown line at:", iLine)
print(sLine)
exit()
# processing rules
print(" processing graph rules...")
initProcessPoolExecutor(len(dAllGraph))
fStartTimer = time.time()
# build graph
lResult = []
nRule = 0
for sGraphName, lRuleLine in dAllGraph.items():
nRule += len(lRuleLine)
try:
xFuture = xProcessPoolExecutor.submit(processing, sGraphName, dGraphCode[sGraphName], sLang, lRuleLine, dDef, dDecl, dOptPriority)
lResult.append(xFuture)
except (concurrent.futures.TimeoutError, concurrent.futures.CancelledError):
return "Analysis aborted (time out or cancelled)"
except concurrent.futures.BrokenExecutor:
return "Executor broken. The server failed."
# merging results
xProcessPoolExecutor.shutdown(wait=True) # waiting that everything is finished
dAllActions = {}
sPyCallables = ""
sJSCallables = ""
for xFuture in lResult:
sGraphName, dGraph, dActions, sPy, sJS, dLemmas = xFuture.result()
dAllGraph[sGraphName] = dGraph
dAllActions.update(dActions)
sPyCallables += sPy
sJSCallables += sJS
# check lemmas
for sLemma, iLine in dLemmas.items():
if sLemma not in oDictionary.getLemma(sLemma):
print(f" # Error at line {iLine}: <{sLemma}> is not a known lemma")
# create a dictionary of URL
dTempURL = { "": 0 }
i = 1
for sKey, lValue in dAllActions.items():
if lValue[3] == "-":
if lValue[-1]:
if lValue[-1] not in dTempURL:
dTempURL[lValue[-1]] = i
i += 1
lValue[-1] = dTempURL[lValue[-1]]
else:
lValue[-1] = 0
dURL = { v: k for k, v in dTempURL.items() } # reversing key and values
# end
print(" Total: ", nRule, "rules, ", len(dAllActions), "actions")
print(" Build time: {:.2f} s".format(time.time() - fStartTimer))
return {
# the graphs describe paths of tokens to actions which eventually execute callables
"rules_graphs": str(dAllGraph), # helpers.convertDictToString(dAllGraph)
"rules_actions": helpers.convertDictToString(dAllActions), # str(dAllActions)
"rules_graph_URL": helpers.convertDictToString(dURL), # str(dURL)
"rules_graphsJS": str(dAllGraph),
"rules_actionsJS": jsconv.pyActionsToString(dAllActions),
"rules_graph_URLJS": str(dURL),
"graph_callables": sPyCallables,
"graph_callablesJS": sJSCallables
}