https://github.com/python/cpython/commit/62173cc02c235e1750f13995189c482eac7699e7
commit: 62173cc02c235e1750f13995189c482eac7699e7
branch: main
author: Tian Gao <gaogaotiant...@hotmail.com>
committer: gaogaotiantian <gaogaotiant...@hotmail.com>
date: 2025-04-16T13:44:33-04:00
summary:
Clean up pdb state after each pdb doctest (#132577)
files:
M Lib/test/test_pdb.py
diff --git a/Lib/test/test_pdb.py b/Lib/test/test_pdb.py
index 38d24a2bcc43f4..db79dcd6e65230 100644
--- a/Lib/test/test_pdb.py
+++ b/Lib/test/test_pdb.py
@@ -224,10 +224,6 @@ def test_pdb_basic_commands():
BAZ
"""
-def reset_Breakpoint():
- import bdb
- bdb.Breakpoint.clearBreakpoints()
-
def test_pdb_breakpoint_commands():
"""Test basic commands related to breakpoints.
@@ -238,11 +234,6 @@ def test_pdb_breakpoint_commands():
... print(3)
... print(4)
- First, need to clear bdb state that might be left over from previous tests.
- Otherwise, the new breakpoints might get assigned different numbers.
-
- >>> reset_Breakpoint()
-
Now test the breakpoint commands. NORMALIZE_WHITESPACE is needed because
the breakpoint list outputs a tab for the "stop only" and "ignore next"
lines, which we don't want to put in here.
@@ -367,8 +358,6 @@ def test_pdb_breakpoint_commands():
def test_pdb_breakpoint_ignore_and_condition():
"""
- >>> reset_Breakpoint()
-
>>> def test_function():
... import pdb; pdb.Pdb(nosigint=True, readrc=False).set_trace()
... for i in range(5):
@@ -384,26 +373,26 @@ def test_pdb_breakpoint_ignore_and_condition():
... 'continue',
... ]):
... test_function()
- > <doctest
test.test_pdb.test_pdb_breakpoint_ignore_and_condition[1]>(2)test_function()
+ > <doctest
test.test_pdb.test_pdb_breakpoint_ignore_and_condition[0]>(2)test_function()
-> import pdb; pdb.Pdb(nosigint=True, readrc=False).set_trace()
(Pdb) break 4
- Breakpoint 1 at <doctest
test.test_pdb.test_pdb_breakpoint_ignore_and_condition[1]>:4
+ Breakpoint 1 at <doctest
test.test_pdb.test_pdb_breakpoint_ignore_and_condition[0]>:4
(Pdb) ignore 1 2
Will ignore next 2 crossings of breakpoint 1.
(Pdb) continue
0
1
- > <doctest
test.test_pdb.test_pdb_breakpoint_ignore_and_condition[1]>(4)test_function()
+ > <doctest
test.test_pdb.test_pdb_breakpoint_ignore_and_condition[0]>(4)test_function()
-> print(i)
(Pdb) condition 1 i == 4
New condition set for breakpoint 1.
(Pdb) continue
2
3
- > <doctest
test.test_pdb.test_pdb_breakpoint_ignore_and_condition[1]>(4)test_function()
+ > <doctest
test.test_pdb.test_pdb_breakpoint_ignore_and_condition[0]>(4)test_function()
-> print(i)
(Pdb) clear 1
- Deleted breakpoint 1 at <doctest
test.test_pdb.test_pdb_breakpoint_ignore_and_condition[1]>:4
+ Deleted breakpoint 1 at <doctest
test.test_pdb.test_pdb_breakpoint_ignore_and_condition[0]>:4
(Pdb) continue
4
"""
@@ -420,8 +409,6 @@ def test_pdb_breakpoint_on_annotated_function_def():
>>> def foobar[T]() -> int:
... return 0
- >>> reset_Breakpoint()
-
>>> def test_function():
... import pdb; pdb.Pdb(nosigint=True, readrc=False).set_trace()
... pass
@@ -433,7 +420,7 @@ def test_pdb_breakpoint_on_annotated_function_def():
... 'continue',
... ]):
... test_function()
- > <doctest
test.test_pdb.test_pdb_breakpoint_on_annotated_function_def[4]>(2)test_function()
+ > <doctest
test.test_pdb.test_pdb_breakpoint_on_annotated_function_def[3]>(2)test_function()
-> import pdb; pdb.Pdb(nosigint=True, readrc=False).set_trace()
(Pdb) break foo
Breakpoint 1 at <doctest
test.test_pdb.test_pdb_breakpoint_on_annotated_function_def[0]>:2
@@ -453,8 +440,6 @@ def test_pdb_commands():
... print(2)
... print(3)
- >>> reset_Breakpoint()
-
>>> with PdbTestInput([ # doctest: +NORMALIZE_WHITESPACE
... 'b 3',
... 'commands',
@@ -501,13 +486,6 @@ def test_pdb_breakpoint_with_filename():
... import pdb; pdb.Pdb(nosigint=True, readrc=False).set_trace()
... mod2.func88()
... mod2.func114()
- ... # Be a good citizen and clean up the mess
- ... reset_Breakpoint()
-
- First, need to clear bdb state that might be left over from previous tests.
- Otherwise, the new breakpoints might get assigned different numbers.
-
- >>> reset_Breakpoint()
>>> with PdbTestInput([ # doctest: +NORMALIZE_WHITESPACE +ELLIPSIS
... 'break test.test_inspect.inspect_fodder2:90',
@@ -535,7 +513,6 @@ def test_pdb_breakpoint_with_filename():
def test_pdb_breakpoint_on_disabled_line():
"""New breakpoint on once disabled line should work
- >>> reset_Breakpoint()
>>> def test_function():
... import pdb; pdb.Pdb(nosigint=True, readrc=False).set_trace()
... for i in range(3):
@@ -552,23 +529,23 @@ def test_pdb_breakpoint_on_disabled_line():
... 'c'
... ]):
... test_function()
- > <doctest
test.test_pdb.test_pdb_breakpoint_on_disabled_line[1]>(2)test_function()
+ > <doctest
test.test_pdb.test_pdb_breakpoint_on_disabled_line[0]>(2)test_function()
-> import pdb; pdb.Pdb(nosigint=True, readrc=False).set_trace()
(Pdb) break 5
- Breakpoint 1 at <doctest
test.test_pdb.test_pdb_breakpoint_on_disabled_line[1]>:5
+ Breakpoint 1 at <doctest
test.test_pdb.test_pdb_breakpoint_on_disabled_line[0]>:5
(Pdb) c
- > <doctest
test.test_pdb.test_pdb_breakpoint_on_disabled_line[1]>(5)test_function()
+ > <doctest
test.test_pdb.test_pdb_breakpoint_on_disabled_line[0]>(5)test_function()
-> print(j)
(Pdb) clear 1
- Deleted breakpoint 1 at <doctest
test.test_pdb.test_pdb_breakpoint_on_disabled_line[1]>:5
+ Deleted breakpoint 1 at <doctest
test.test_pdb.test_pdb_breakpoint_on_disabled_line[0]>:5
(Pdb) break 4
- Breakpoint 2 at <doctest
test.test_pdb.test_pdb_breakpoint_on_disabled_line[1]>:4
+ Breakpoint 2 at <doctest
test.test_pdb.test_pdb_breakpoint_on_disabled_line[0]>:4
(Pdb) c
0
- > <doctest
test.test_pdb.test_pdb_breakpoint_on_disabled_line[1]>(4)test_function()
+ > <doctest
test.test_pdb.test_pdb_breakpoint_on_disabled_line[0]>(4)test_function()
-> j = i * 2
(Pdb) clear 2
- Deleted breakpoint 2 at <doctest
test.test_pdb.test_pdb_breakpoint_on_disabled_line[1]>:4
+ Deleted breakpoint 2 at <doctest
test.test_pdb.test_pdb_breakpoint_on_disabled_line[0]>:4
(Pdb) c
2
4
@@ -577,7 +554,6 @@ def test_pdb_breakpoint_on_disabled_line():
def test_pdb_breakpoints_preserved_across_interactive_sessions():
"""Breakpoints are remembered between interactive sessions
- >>> reset_Breakpoint()
>>> with PdbTestInput([ # doctest: +ELLIPSIS, +NORMALIZE_WHITESPACE
... 'import test.test_pdb',
... 'break test.test_pdb.do_something',
@@ -662,7 +638,6 @@ def test_pdb_break_anywhere():
>>> def test_function():
... caller()
- >>> reset_Breakpoint()
>>> with PdbTestInput([ # doctest: +NORMALIZE_WHITESPACE
... 'b 3',
... 'c',
@@ -1776,7 +1751,6 @@ def test_pdb_return_to_different_file():
... import pdb; pdb.Pdb(nosigint=True, readrc=False).set_trace()
... pprint.pprint(A())
- >>> reset_Breakpoint()
>>> with PdbTestInput([ # doctest: +ELLIPSIS, +NORMALIZE_WHITESPACE
... 'b A.__repr__',
... 'continue',
@@ -2031,7 +2005,6 @@ def test_next_until_return_at_return_event():
... test_function_2()
... end = 1
- >>> reset_Breakpoint()
>>> with PdbTestInput(['break test_function_2',
... 'continue',
... 'return',
@@ -2501,7 +2474,6 @@ def test_pdb_next_command_in_generator_for_loop():
... print('value', i)
... x = 123
- >>> reset_Breakpoint()
>>> with PdbTestInput(['break test_gen',
... 'continue',
... 'next',
@@ -2584,8 +2556,6 @@ def test_pdb_next_command_subiterator():
def test_pdb_breakpoint_with_throw():
"""GH-132536: PY_THROW event should not be turned off
- >>> reset_Breakpoint()
-
>>> def gen():
... yield 0
@@ -2604,15 +2574,15 @@ def test_pdb_breakpoint_with_throw():
... 'continue',
... ]):
... test_function()
- > <doctest
test.test_pdb.test_pdb_breakpoint_with_throw[2]>(2)test_function()
+ > <doctest
test.test_pdb.test_pdb_breakpoint_with_throw[1]>(2)test_function()
-> import pdb; pdb.Pdb(nosigint=True, readrc=False).set_trace()
(Pdb) b 7
- Breakpoint 1 at <doctest test.test_pdb.test_pdb_breakpoint_with_throw[2]>:7
+ Breakpoint 1 at <doctest test.test_pdb.test_pdb_breakpoint_with_throw[1]>:7
(Pdb) continue
- > <doctest
test.test_pdb.test_pdb_breakpoint_with_throw[2]>(7)test_function()
+ > <doctest
test.test_pdb.test_pdb_breakpoint_with_throw[1]>(7)test_function()
-> pass
(Pdb) clear 1
- Deleted breakpoint 1 at <doctest
test.test_pdb.test_pdb_breakpoint_with_throw[2]>:7
+ Deleted breakpoint 1 at <doctest
test.test_pdb.test_pdb_breakpoint_with_throw[1]>:7
(Pdb) continue
"""
@@ -2807,7 +2777,6 @@ def test_pdb_issue_20766():
... print('pdb %d: %s' % (i, sess._previous_sigint_handler))
... i += 1
- >>> reset_Breakpoint()
>>> with PdbTestInput(['continue',
... 'continue']):
... test_function()
@@ -2830,7 +2799,6 @@ def test_pdb_issue_43318():
... print(2)
... print(3)
... print(4)
- >>> reset_Breakpoint()
>>> with PdbTestInput([ # doctest: +NORMALIZE_WHITESPACE
... 'break 3',
... 'clear <doctest test.test_pdb.test_pdb_issue_43318[0]>:3',
@@ -2867,7 +2835,6 @@ def test_pdb_issue_gh_91742():
... about()
- >>> reset_Breakpoint()
>>> with PdbTestInput([ # doctest: +NORMALIZE_WHITESPACE
... 'step',
... 'step',
@@ -2914,7 +2881,6 @@ def test_pdb_issue_gh_94215():
... import pdb; pdb.Pdb(nosigint=True, readrc=False).set_trace()
... func()
- >>> reset_Breakpoint()
>>> with PdbTestInput([ # doctest: +NORMALIZE_WHITESPACE
... 'step',
... 'step',
@@ -3145,8 +3111,6 @@ def test_pdb_f_trace_lines():
pdb should work even if f_trace_lines is set to False on some frames.
- >>> reset_Breakpoint()
-
>>> def test_function():
... import sys
... frame = sys._getframe()
@@ -3159,7 +3123,7 @@ def test_pdb_f_trace_lines():
... 'continue'
... ]):
... test_function()
- > <doctest test.test_pdb.test_pdb_f_trace_lines[1]>(5)test_function()
+ > <doctest test.test_pdb.test_pdb_f_trace_lines[0]>(5)test_function()
-> import pdb; pdb.Pdb(nosigint=True, readrc=False).set_trace()
(Pdb) continue
"""
@@ -4719,6 +4683,21 @@ def tearDown(test):
# asyncio features are used.
_set_event_loop_policy(None)
+ # A doctest of pdb could have residues. For example, pdb could still
+ # be running, or breakpoints might be left uncleared. These residues
+ # could potentially interfere with the following test, especially
+ # when we switch backends. Here we clear all the residues to restore
+ # to its pre-test state.
+
+ # clear all the breakpoints left
+ import bdb
+ bdb.Breakpoint.clearBreakpoints()
+
+ # Stop tracing and clear the pdb instance cache
+ if pdb.Pdb._last_pdb_instance:
+ pdb.Pdb._last_pdb_instance.stop_trace()
+ pdb.Pdb._last_pdb_instance = None
+
tests.addTest(
doctest.DocTestSuite(
test_pdb,
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