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Commit6304d98

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gh-108463: Make expressions/statements work as expected in pdb (#108464)
1 parent7855d32 commit6304d98

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5 files changed

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‎Doc/library/pdb.rst

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@@ -252,6 +252,10 @@ change a variable or call a function. When an exception occurs in such a
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statement, the exception name is printed but the debugger's state is not
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changed.
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..versionchanged::3.13
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Expressions/Statements whose prefix is a pdb command are now correctly
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identified and executed.
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The debugger supports:ref:`aliases<debugger-aliases>`. Aliases can have
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parameters which allows one a certain level of adaptability to the context under
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examination.

‎Doc/whatsnew/3.13.rst

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@@ -173,6 +173,10 @@ pdb
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the new ``exceptions [exc_number]`` command for Pdb. (Contributed by Matthias
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Bussonnier in:gh:`106676`.)
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* Expressions/Statements whose prefix is a pdb command are now correctly
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identified and executed.
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(Contributed by Tian Gao in:gh:`108464`.)
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sqlite3
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-------
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‎Lib/pdb.py

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@@ -237,6 +237,9 @@ def __init__(self, completekey='tab', stdin=None, stdout=None, skip=None,
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pass
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self.allow_kbdint=False
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self.nosigint=nosigint
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# Consider these characters as part of the command so when the users type
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# c.a or c['a'], it won't be recognized as a c(ontinue) command
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self.identchars=cmd.Cmd.identchars+'=.[](),"\'+-*/%@&|<>~^'
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# Read ~/.pdbrc and ./.pdbrc
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self.rcLines= []

‎Lib/test/test_pdb.py

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@@ -1957,6 +1957,46 @@ def test_pdb_multiline_statement():
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(Pdb) c
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"""
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deftest_pdb_show_attribute_and_item():
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"""Test for multiline statement
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>>> def test_function():
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... n = lambda x: x
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... c = {"a": 1}
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... import pdb; pdb.Pdb(nosigint=True, readrc=False).set_trace()
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... pass
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>>> with PdbTestInput([ # doctest: +NORMALIZE_WHITESPACE
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... 'c["a"]',
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... 'c.get("a")',
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... 'n(1)',
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... 'j=1',
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... 'j+1',
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... 'r"a"',
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... 'next(iter([1]))',
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... 'list((0, 1))',
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... 'c'
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... ]):
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... test_function()
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> <doctest test.test_pdb.test_pdb_show_attribute_and_item[0]>(5)test_function()
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-> pass
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(Pdb) c["a"]
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1
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(Pdb) c.get("a")
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1
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(Pdb) n(1)
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1
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(Pdb) j=1
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(Pdb) j+1
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2
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(Pdb) r"a"
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'a'
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(Pdb) next(iter([1]))
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1
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(Pdb) list((0, 1))
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[0, 1]
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(Pdb) c
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"""
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deftest_pdb_issue_20766():
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"""Test for reference leaks when the SIGINT handler is set.
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Make expressions/statements work as expected in pdb

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