Mercurial Repositories > eric / file comparison
comparison: eric6/Plugins/CheckerPlugins/CodeStyleChecker/PathLib/PathlibChecker.py
eric6/Plugins/CheckerPlugins/CodeStyleChecker/PathLib/PathlibChecker.py
- changeset 8243
- cc717c2ae956
- parent 8218
- 7c09585bd960
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| 8242:aa713ac50c0d | 8243:cc717c2ae956 |
|---|---|
| 8 the pathlib module. | 8 the pathlib module. |
| 9 """ | 9 """ |
| 10 | 10 |
| 11 import ast | 11 import ast |
| 12 import copy | 12 import copy |
| 13 import contextlib | |
| 13 | 14 |
| 14 | 15 |
| 15 class PathlibChecker: | 16 class PathlibChecker: |
| 16 """ | 17 """ |
| 17 Class implementing a checker for functions that can be replaced by use of | 18 Class implementing a checker for functions that can be replaced by use of |
| 175 @param node reference to the AST node to check | 176 @param node reference to the AST node to check |
| 176 @type ast.AST | 177 @type ast.AST |
| 177 @param name resolved name of the node | 178 @param name resolved name of the node |
| 178 @type str | 179 @type str |
| 179 """ | 180 """ |
| 180 try: | 181 with contextlib.suppress(KeyError): |
| 181 errorCode = self.Function2Code[name] | 182 errorCode = self.Function2Code[name] |
| 182 self.__error(node.lineno - 1, node.col_offset, errorCode) | 183 self.__error(node.lineno - 1, node.col_offset, errorCode) |
| 183 except KeyError: | |
| 184 # name is not in our list of replacements | |
| 185 pass | |
| 186 | 184 |
| 187 | 185 |
| 188 class PathlibVisitor(ast.NodeVisitor): | 186 class PathlibVisitor(ast.NodeVisitor): |
| 189 """ | 187 """ |
| 190 Class to traverse the AST node tree and check for potential issues. | 188 Class to traverse the AST node tree and check for potential issues. |
| 258 Public method to resolve the name. | 256 Public method to resolve the name. |
| 259 | 257 |
| 260 @return resolved name | 258 @return resolved name |
| 261 @rtype str | 259 @rtype str |
| 262 """ | 260 """ |
| 263 try: | 261 with contextlib.suppress(KeyError, IndexError): |
| 264 attr = self.__importAlias[self.__names[-1]] | 262 attr = self.__importAlias[self.__names[-1]] |
| 265 self.__names[-1] = attr | 263 self.__names[-1] = attr |
| 266 except (KeyError, IndexError): | |
| 267 # do nothing if there is no such name or the names list is empty | 264 # do nothing if there is no such name or the names list is empty |
| 268 pass | |
| 269 | 265 |
| 270 return ".".join(reversed(self.__names)) | 266 return ".".join(reversed(self.__names)) |
| 271 | 267 |
| 272 def visit_Name(self, node): | 268 def visit_Name(self, node): |
| 273 """ | 269 """ |
