What's New In Pylint 1.3

Release date: 2014-07-26

• Allow hanging continued indentation for implicitly concatenated strings.

  Closes #232.

• Pylint works under Python 2.5 again, and its test suite passes.

• Fix some false positives for the cellvar-from-loop warnings.

  Closes #233.

• Return new astroid class nodes when the inferencer can detect that that result of a function invocation on a type (like type or abc.ABCMeta) is requested.

  Closes #205.

• Emit undefined-variable / E0602 for undefined names when using the Python 3 metaclass= argument.

• Checkers respect priority now.

  Closes #229

• Fix a false positive regarding W0511.

  Closes #149.

• Fix unused-import / W0611 false positive with Python 3 metaclasses

  Closes #143

• Don't warn with bad-format-character / E1300 when encountering the 'a' format on Python 3.

• Add multiple checks for PEP 3101 advanced string formatting: bad-format-string / W1302, missing-format-argument-key / W1303, unused-format-string-argument / W1304, format-combined-specification / W1305, missing-format-attribute / W1306 and invalid-format-index / W1307.

• Issue broad-except / W0703 and bare-except / W0702 even if the number of except handlers is different than 1.

  Closes #113

• Issue attribute-defined-outside-init / W0201 for all cases, not just for the last assignment.

  Closes #262

• Emit not-callable / E1102 when calling properties.

  Closes #268.

• Fix a false positive with unbalanced iterable unpacking, when encountering starred nodes.

  Closes #273.

• Add new checks, invalid-slice-index / E1127 and invalid-sequence-index / E1126 for invalid sequence and slice indices.

• Add assigning-non-slot / E0237 warning, which detects assignments to attributes not defined in slots.

• Don't emit no-name-in-module / E0611 for ignored modules.

  Closes #223.

• Fix an unused-variable / W0612 false positive, where the variable is assigned through an import.

  Closes #196.

• Definition order is considered for classes, function arguments and annotations.

  Closes #257.

• Don't emit unused-variable / W0612 when assigning to a nonlocal.

  Closes #275.

• Do not let ImportError propagate from the import checker, leading to crash in some namespace package related cases.

  Closes #203.

• Don't emit pointless-string-statement / W0105 for attribute docstrings.

  Closes #193.

• Use the proper mode for pickle when opening and writing the stats file.

  Closes #148.

• Don't emit hidden-method message when the attribute has been monkey-patched, you're on your own when you do that.

• Only emit attribute-defined-outside-init / W0201 for definition within the same module as the offended class, avoiding to mangle the output in some cases.

• Don't emit unnecessary-lambda / W0108 if the body of the lambda call contains call chaining.

  Closes #243.

• Don't emit missing-docstring / C0111 when the actual docstring uses .format.

  Closes #281.