author | Mario de Sousa <msousa@fe.up.pt> |
Thu, 28 May 2020 10:54:48 +0100 | |
changeset 2647 | 990004083eb8 |
parent 2456 | 7373e3048167 |
child 3750 | f62625418bff |
permissions | -rw-r--r-- |
814 | 1 |
#!/usr/bin/env python |
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# -*- coding: utf-8 -*- |
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# This file is part of Beremiz, a Integrated Development Environment for |
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# programming IEC 61131-3 automates supporting plcopen standard and CanFestival. |
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# |
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# Copyright (C) 2007: Edouard TISSERANT and Laurent BESSARD |
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# |
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# See COPYING file for copyrights details. |
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# |
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# This program is free software; you can redistribute it and/or |
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# modify it under the terms of the GNU General Public License |
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# as published by the Free Software Foundation; either version 2 |
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# of the License, or (at your option) any later version. |
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# |
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# This program is distributed in the hope that it will be useful, |
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# GNU General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License |
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# along with this program; if not, write to the Free Software |
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
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from __future__ import absolute_import |
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import re |
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from collections import OrderedDict |
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from functools import reduce |
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from plcopen.plcopen import LoadProject |
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from plcopen.definitions import * |
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TypeHierarchy = dict(TypeHierarchy_list) |
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def IsOfType(type, reference): |
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""" |
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Returns true if the given data type is the same that "reference" meta-type or one of its types. |
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""" |
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if reference is None: |
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return True |
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elif type == reference: |
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return True |
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else: |
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parent_type = TypeHierarchy[type] |
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if parent_type is not None: |
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return IsOfType(parent_type, reference) |
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return False |
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def GetSubTypes(type): |
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""" |
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Returns list of all types that correspont to the ANY* meta type |
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""" |
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return [typename for typename, _parenttype in TypeHierarchy.items() if not typename.startswith("ANY") and IsOfType(typename, type)] |
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DataTypeRange = dict(DataTypeRange_list) |
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""" |
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Ordered list of common Function Blocks defined in the IEC 61131-3 |
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Each block have this attributes: |
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- "name" : The block name |
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- "type" : The block type. It can be "function", "functionBlock" or "program" |
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- "extensible" : Boolean that define if the block is extensible |
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- "inputs" : List of the block inputs |
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- "outputs" : List of the block outputs |
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- "comment" : Comment that will be displayed in the block popup |
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- "generate" : Method that generator will call for generating ST block code |
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Inputs and outputs are a tuple of characteristics that are in order: |
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- The name |
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- The data type |
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- The default modifier which can be "none", "negated", "rising" or "falling" |
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""" |
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StdBlckLibs = {libname: LoadProject(tc6fname)[0] |
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for libname, tc6fname in StdTC6Libs} |
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StdBlckLst = [{"name": libname, "list": |
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[GetBlockInfos(pous) for pous in lib.getpous()]} |
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for libname, lib in StdBlckLibs.iteritems()] |
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# ------------------------------------------------------------------------------- |
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# Test identifier |
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# ------------------------------------------------------------------------------- |
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IDENTIFIER_MODEL = re.compile( |
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"(?:%(letter)s|_(?:%(letter)s|%(digit)s))(?:_?(?:%(letter)s|%(digit)s))*$" % |
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{"letter": "[a-zA-Z]", "digit": "[0-9]"}) |
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def TestIdentifier(identifier): |
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""" |
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Test if identifier is valid |
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""" |
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return IDENTIFIER_MODEL.match(identifier) is not None |
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# ------------------------------------------------------------------------------- |
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# Standard functions list generation |
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# ------------------------------------------------------------------------------- |
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def csv_file_to_table(file): |
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""" |
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take a .csv file and translate it it a "csv_table" |
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""" |
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table = [[column.strip() |
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for column in line.split(';')] |
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for line in file.readlines()] |
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return table |
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def find_section(section_name, table): |
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""" |
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seek into the csv table to a section ( section_name match 1st field ) |
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return the matching row without first field |
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""" |
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fields = [None] |
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while fields[0] != section_name: |
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fields = table.pop(0) |
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return fields[1:] |
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def get_standard_funtions_input_variables(table): |
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""" |
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extract the standard functions standard parameter names and types... |
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return a { ParameterName: Type, ...} |
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""" |
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variables = find_section("Standard_functions_variables_types", table) |
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standard_funtions_input_variables = {} |
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fields = [True, True] |
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while fields[1]: |
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fields = table.pop(0) |
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variable_from_csv = dict([(champ, val) for champ, val in zip(variables, fields[1:]) if champ != '']) |
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standard_funtions_input_variables[variable_from_csv['name']] = variable_from_csv['type'] |
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return standard_funtions_input_variables |
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def csv_input_translate(str_decl, variables, base): |
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""" |
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translate .csv file input declaration into PLCOpenEditor interessting values |
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in : "(ANY_NUM, ANY_NUM)" and { ParameterName: Type, ...} |
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return [("IN1","ANY_NUM","none"),("IN2","ANY_NUM","none")] |
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""" |
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decl = str_decl.replace('(', '').replace(')', '').replace(' ', '').split(',') |
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params = [] |
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147 |
|
814 | 148 |
len_of_not_predifined_variable = len([True for param_type in decl if param_type not in variables]) |
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149 |
|
814 | 150 |
for param_type in decl: |
151 |
if param_type in variables.keys(): |
|
152 |
param_name = param_type |
|
153 |
param_type = variables[param_type] |
|
154 |
elif len_of_not_predifined_variable > 1: |
|
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|
155 |
param_name = "IN%d" % base |
814 | 156 |
base += 1 |
157 |
else: |
|
158 |
param_name = "IN" |
|
159 |
params.append((param_name, param_type, "none")) |
|
160 |
return params |
|
161 |
||
162 |
||
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|
163 |
def get_standard_funtions(table): |
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164 |
""" |
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165 |
Returns this kind of declaration for all standard functions |
814 | 166 |
|
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167 |
[{"name" : "Numerical", 'list': [ { |
814 | 168 |
'baseinputnumber': 1, |
169 |
'comment': 'Addition', |
|
170 |
'extensible': True, |
|
171 |
'inputs': [ ('IN1', 'ANY_NUM', 'none'), |
|
172 |
('IN2', 'ANY_NUM', 'none')], |
|
173 |
'name': 'ADD', |
|
174 |
'outputs': [('OUT', 'ANY_NUM', 'none')], |
|
175 |
'type': 'function'}, ...... ] },.....] |
|
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176 |
""" |
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177 |
|
814 | 178 |
variables = get_standard_funtions_input_variables(table) |
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179 |
|
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|
180 |
fonctions = find_section("Standard_functions_type", table) |
814 | 181 |
|
182 |
Standard_Functions_Decl = [] |
|
183 |
Current_section = None |
|
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184 |
|
814 | 185 |
translate = { |
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186 |
"extensible": lambda x: {"yes": True, "no": False}[x], |
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187 |
"inputs": lambda x: csv_input_translate(x, variables, baseinputnumber), |
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188 |
"outputs": lambda x: [("OUT", x, "none")]} |
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|
189 |
|
814 | 190 |
for fields in table: |
191 |
if fields[1]: |
|
192 |
# If function section name given |
|
193 |
if fields[0]: |
|
194 |
words = fields[0].split('"') |
|
195 |
if len(words) > 1: |
|
196 |
section_name = words[1] |
|
197 |
else: |
|
198 |
section_name = fields[0] |
|
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|
199 |
Current_section = {"name": section_name, "list": []} |
814 | 200 |
Standard_Functions_Decl.append(Current_section) |
201 |
if Current_section: |
|
202 |
Function_decl = dict([(champ, val) for champ, val in zip(fonctions, fields[1:]) if champ]) |
|
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|
203 |
baseinputnumber = int(Function_decl.get("baseinputnumber", 1)) |
814 | 204 |
Function_decl["baseinputnumber"] = baseinputnumber |
205 |
for param, value in Function_decl.iteritems(): |
|
206 |
if param in translate: |
|
207 |
Function_decl[param] = translate[param](value) |
|
208 |
Function_decl["type"] = "function" |
|
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|
209 |
|
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|
210 |
if Function_decl["name"].startswith('*') or Function_decl["name"].endswith('*'): |
814 | 211 |
input_ovrloading_types = GetSubTypes(Function_decl["inputs"][0][1]) |
212 |
output_types = GetSubTypes(Function_decl["outputs"][0][1]) |
|
213 |
else: |
|
214 |
input_ovrloading_types = [None] |
|
215 |
output_types = [None] |
|
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|
216 |
|
814 | 217 |
funcdeclname_orig = Function_decl["name"] |
218 |
funcdeclname = Function_decl["name"].strip('*_') |
|
219 |
fdc = Function_decl["inputs"][:] |
|
220 |
for intype in input_ovrloading_types: |
|
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|
221 |
if intype is not None: |
814 | 222 |
Function_decl["inputs"] = [] |
223 |
for decl_tpl in fdc: |
|
224 |
if IsOfType(intype, decl_tpl[1]): |
|
225 |
Function_decl["inputs"] += [(decl_tpl[0], intype, decl_tpl[2])] |
|
226 |
else: |
|
227 |
Function_decl["inputs"] += [(decl_tpl)] |
|
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|
228 |
|
814 | 229 |
if funcdeclname_orig.startswith('*'): |
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|
230 |
funcdeclin = intype + '_' + funcdeclname |
814 | 231 |
else: |
232 |
funcdeclin = funcdeclname |
|
233 |
else: |
|
234 |
funcdeclin = funcdeclname |
|
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|
235 |
|
814 | 236 |
for outype in output_types: |
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|
237 |
if outype is not None: |
814 | 238 |
decl_tpl = Function_decl["outputs"][0] |
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|
239 |
Function_decl["outputs"] = [(decl_tpl[0], outype, decl_tpl[2])] |
814 | 240 |
if funcdeclname_orig.endswith('*'): |
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|
241 |
funcdeclout = funcdeclin + '_' + outype |
814 | 242 |
else: |
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|
243 |
funcdeclout = funcdeclin |
814 | 244 |
else: |
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|
245 |
funcdeclout = funcdeclin |
814 | 246 |
Function_decl["name"] = funcdeclout |
247 |
||
1390 | 248 |
# apply filter given in "filter" column |
249 |
filter_name = Function_decl["filter"] |
|
250 |
store = True |
|
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|
251 |
for (InTypes, OutTypes) in ANY_TO_ANY_FILTERS.get(filter_name, []): |
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|
252 |
outs = reduce(lambda a, b: a or b, |
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|
253 |
map(lambda testtype: IsOfType( |
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|
254 |
Function_decl["outputs"][0][1], |
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|
255 |
testtype), OutTypes)) |
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|
256 |
inps = reduce(lambda a, b: a or b, |
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|
257 |
map(lambda testtype: IsOfType( |
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|
258 |
Function_decl["inputs"][0][1], |
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|
259 |
testtype), InTypes)) |
1390 | 260 |
if inps and outs and Function_decl["outputs"][0][1] != Function_decl["inputs"][0][1]: |
261 |
store = True |
|
262 |
break |
|
263 |
else: |
|
264 |
store = False |
|
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|
265 |
if store: |
814 | 266 |
# create the copy of decl dict to be appended to section |
267 |
Function_decl_copy = Function_decl.copy() |
|
268 |
Current_section["list"].append(Function_decl_copy) |
|
269 |
else: |
|
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|
270 |
raise ValueError("First function must be in a category") |
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|
271 |
|
814 | 272 |
return Standard_Functions_Decl |
273 |
||
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|
274 |
|
1390 | 275 |
StdBlckLst.extend(get_standard_funtions(csv_file_to_table(open(StdFuncsCSV)))) |
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|
276 |
|
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|
277 |
# Dictionary to speedup block type fetching by name |
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|
278 |
StdBlckDct = OrderedDict() |
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|
279 |
|
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|
280 |
for section in StdBlckLst: |
814 | 281 |
for desc in section["list"]: |
282 |
words = desc["comment"].split('"') |
|
283 |
if len(words) > 1: |
|
284 |
desc["comment"] = words[1] |
|
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|
285 |
desc["usage"] = ("\n (%s) => (%s)" % |
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|
286 |
(", ".join(["%s:%s" % (input[1], input[0]) |
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|
287 |
for input in desc["inputs"]]), |
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|
288 |
", ".join(["%s:%s" % (output[1], output[0]) |
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|
289 |
for output in desc["outputs"]]))) |
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|
290 |
BlkLst = StdBlckDct.setdefault(desc["name"], []) |
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|
291 |
BlkLst.append((section["name"], desc)) |
814 | 292 |
|
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|
293 |
# ------------------------------------------------------------------------------- |
814 | 294 |
# Languages Keywords |
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|
295 |
# ------------------------------------------------------------------------------- |
814 | 296 |
|
297 |
# Keywords for Pou Declaration |
|
298 |
POU_BLOCK_START_KEYWORDS = ["FUNCTION", "FUNCTION_BLOCK", "PROGRAM"] |
|
299 |
POU_BLOCK_END_KEYWORDS = ["END_FUNCTION", "END_FUNCTION_BLOCK", "END_PROGRAM"] |
|
300 |
POU_KEYWORDS = ["EN", "ENO", "F_EDGE", "R_EDGE"] + POU_BLOCK_START_KEYWORDS + POU_BLOCK_END_KEYWORDS |
|
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|
301 |
for category in StdBlckLst: |
814 | 302 |
for block in category["list"]: |
303 |
if block["name"] not in POU_KEYWORDS: |
|
304 |
POU_KEYWORDS.append(block["name"]) |
|
305 |
||
306 |
||
307 |
# Keywords for Type Declaration |
|
308 |
TYPE_BLOCK_START_KEYWORDS = ["TYPE", "STRUCT"] |
|
309 |
TYPE_BLOCK_END_KEYWORDS = ["END_TYPE", "END_STRUCT"] |
|
310 |
TYPE_KEYWORDS = ["ARRAY", "OF", "T", "D", "TIME_OF_DAY", "DATE_AND_TIME"] + TYPE_BLOCK_START_KEYWORDS + TYPE_BLOCK_END_KEYWORDS |
|
311 |
TYPE_KEYWORDS.extend([keyword for keyword in TypeHierarchy.keys() if keyword not in TYPE_KEYWORDS]) |
|
312 |
||
313 |
||
314 |
# Keywords for Variable Declaration |
|
315 |
VAR_BLOCK_START_KEYWORDS = ["VAR", "VAR_INPUT", "VAR_OUTPUT", "VAR_IN_OUT", "VAR_TEMP", "VAR_EXTERNAL"] |
|
316 |
VAR_BLOCK_END_KEYWORDS = ["END_VAR"] |
|
317 |
VAR_KEYWORDS = ["AT", "CONSTANT", "RETAIN", "NON_RETAIN"] + VAR_BLOCK_START_KEYWORDS + VAR_BLOCK_END_KEYWORDS |
|
318 |
||
319 |
||
320 |
# Keywords for Configuration Declaration |
|
321 |
CONFIG_BLOCK_START_KEYWORDS = ["CONFIGURATION", "RESOURCE", "VAR_ACCESS", "VAR_CONFIG", "VAR_GLOBAL"] |
|
322 |
CONFIG_BLOCK_END_KEYWORDS = ["END_CONFIGURATION", "END_RESOURCE", "END_VAR"] |
|
323 |
CONFIG_KEYWORDS = ["ON", "PROGRAM", "WITH", "READ_ONLY", "READ_WRITE", "TASK"] + CONFIG_BLOCK_START_KEYWORDS + CONFIG_BLOCK_END_KEYWORDS |
|
324 |
||
325 |
# Keywords for Structured Function Chart |
|
326 |
SFC_BLOCK_START_KEYWORDS = ["ACTION", "INITIAL_STEP", "STEP", "TRANSITION"] |
|
327 |
SFC_BLOCK_END_KEYWORDS = ["END_ACTION", "END_STEP", "END_TRANSITION"] |
|
949 | 328 |
SFC_KEYWORDS = ["FROM", "TO"] + SFC_BLOCK_START_KEYWORDS + SFC_BLOCK_END_KEYWORDS |
814 | 329 |
|
330 |
||
331 |
# Keywords for Instruction List |
|
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|
332 |
IL_KEYWORDS = [ |
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|
333 |
"TRUE", "FALSE", "LD", "LDN", "ST", "STN", "S", "R", "AND", "ANDN", "OR", "ORN", |
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|
334 |
"XOR", "XORN", "NOT", "ADD", "SUB", "MUL", "DIV", "MOD", "GT", "GE", "EQ", "NE", |
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|
335 |
"LE", "LT", "JMP", "JMPC", "JMPCN", "CAL", "CALC", "CALCN", "RET", "RETC", "RETCN" |
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|
336 |
] |
814 | 337 |
|
338 |
||
339 |
# Keywords for Structured Text |
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ST_BLOCK_START_KEYWORDS = ["IF", "ELSIF", "ELSE", "CASE", "FOR", "WHILE", "REPEAT"] |
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ST_BLOCK_END_KEYWORDS = ["END_IF", "END_CASE", "END_FOR", "END_WHILE", "END_REPEAT"] |
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1768
691083b5682a
clean-up: fix PEP8 E128 continuation line under-indented for visual indent
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents:
1758
diff
changeset
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342 |
ST_KEYWORDS = [ |
691083b5682a
clean-up: fix PEP8 E128 continuation line under-indented for visual indent
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents:
1758
diff
changeset
|
343 |
"TRUE", "FALSE", "THEN", "OF", "TO", "BY", "DO", "DO", "UNTIL", "EXIT", |
691083b5682a
clean-up: fix PEP8 E128 continuation line under-indented for visual indent
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents:
1758
diff
changeset
|
344 |
"RETURN", "NOT", "MOD", "AND", "XOR", "OR" |
691083b5682a
clean-up: fix PEP8 E128 continuation line under-indented for visual indent
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents:
1758
diff
changeset
|
345 |
] + ST_BLOCK_START_KEYWORDS + ST_BLOCK_END_KEYWORDS |
814 | 346 |
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# All the keywords of IEC |
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IEC_BLOCK_START_KEYWORDS = [] |
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IEC_BLOCK_END_KEYWORDS = [] |
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IEC_KEYWORDS = ["E", "TRUE", "FALSE"] |
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for all_keywords, keywords_list in [(IEC_BLOCK_START_KEYWORDS, [POU_BLOCK_START_KEYWORDS, TYPE_BLOCK_START_KEYWORDS, |
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VAR_BLOCK_START_KEYWORDS, CONFIG_BLOCK_START_KEYWORDS, |
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SFC_BLOCK_START_KEYWORDS, ST_BLOCK_START_KEYWORDS]), |
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(IEC_BLOCK_END_KEYWORDS, [POU_BLOCK_END_KEYWORDS, TYPE_BLOCK_END_KEYWORDS, |
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VAR_BLOCK_END_KEYWORDS, CONFIG_BLOCK_END_KEYWORDS, |
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SFC_BLOCK_END_KEYWORDS, ST_BLOCK_END_KEYWORDS]), |
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(IEC_KEYWORDS, [POU_KEYWORDS, TYPE_KEYWORDS, VAR_KEYWORDS, CONFIG_KEYWORDS, |
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SFC_KEYWORDS, IL_KEYWORDS, ST_KEYWORDS])]: |
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for keywords in keywords_list: |
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all_keywords.extend([keyword for keyword in keywords if keyword not in all_keywords]) |