From d3e729515abfb61e7c75d38efc19a1797d9c820c Mon Sep 17 00:00:00 2001 From: Fabro Date: Mon, 16 Mar 2026 01:34:26 -0400 Subject: [PATCH] checkpoint MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit ⚒️ Generated with [Fabro](https://fabro.sh) --- checkpoint.json | 54 ++++++++++++++++++++++++++-------- nodes/solve/prompt.md | 54 ++++++++++++++++++++++++++++++++++ nodes/solve/provider_used.json | 5 ++++ nodes/solve/response.md | 9 ++++++ nodes/solve/status.json | 6 ++++ 5 files changed, 116 insertions(+), 12 deletions(-) create mode 100644 nodes/solve/prompt.md create mode 100644 nodes/solve/provider_used.json create mode 100644 nodes/solve/response.md create mode 100644 nodes/solve/status.json diff --git a/checkpoint.json b/checkpoint.json index 8d2890397..a370df340 100644 --- a/checkpoint.json +++ b/checkpoint.json @@ -1,31 +1,38 @@ { - "timestamp": "2026-03-16T05:32:37.513576Z", - "current_node": "setup", + "timestamp": "2026-03-16T05:34:26.554297Z", + "current_node": "solve", "completed_nodes": [ "start", - "setup" + "setup", + "solve" ], "node_retries": { "setup": 1, + "solve": 1, "start": 1 }, "context_values": { "graph.rankdir": "LR", - "current.preamble": "Goal: Abstract model field should not be equal across models\nDescription\n\t\nConsider the following models:\nclass A(models.Model):\n\tclass Meta:\n\t\tabstract = True\n\tmyfield = IntegerField()\nclass B(A):\n\tpass\nclass C(A):\n\tpass\nIf I pull the fields of B and C into a shared set, one will be de-duplicated away, because they compare as equal. I found this surprising, though in practice using a list was sufficient for my need. The root of the issue is that they compare equal, as fields only consider self.creation_counter when comparing for equality.\nlen({B._meta.get_field('myfield'), C._meta.get_field('myfield')}) == 1\nB._meta.get_field('myfield') == C._meta.get_field('myfield')\nWe should adjust __eq__ so that if the field.model is different, they will compare unequal. Similarly, it is probably wise to adjust __hash__ and __lt__ to match.\nWhen adjusting __lt__, it may be wise to order first by self.creation_counter so that cases not affected by this equality collision won't be re-ordered. In my experimental branch, there was one test that broke if I ordered them by model first.\nI brought this up on IRC django-dev to check my intuitions, and those conversing with me there seemed to agree that the current behavior is not intuitive.\n\n", + "current.preamble": "Goal: Abstract model field should not be equal across models\nDescription\n\t\nConsider the following models:\nclass A(models.Model):\n\tclass Meta:\n\t\tabstract = True\n\tmyfield = IntegerField()\nclass B(A):\n\tpass\nclass C(A):\n\tpass\nIf I pull the fields of B and C into a shared set, one will be de-duplicated away, because they compare as equal. I found this surprising, though in practice using a list was sufficient for my need. The root of the issue is that they compare equal, as fields only consider self.creation_counter when comparing for equality.\nlen({B._meta.get_field('myfield'), C._meta.get_field('myfield')}) == 1\nB._meta.get_field('myfield') == C._meta.get_field('myfield')\nWe should adjust __eq__ so that if the field.model is different, they will compare unequal. Similarly, it is probably wise to adjust __hash__ and __lt__ to match.\nWhen adjusting __lt__, it may be wise to order first by self.creation_counter so that cases not affected by this equality collision won't be re-ordered. In my experimental branch, there was one test that broke if I ordered them by model first.\nI brought this up on IRC django-dev to check my intuitions, and those conversing with me there seemed to agree that the current behavior is not intuitive.\n\n\n## Completed stages\n- **setup**: fail\n - Script: `git clone https://github.com/django/django.git . && git checkout 453967477e3ddae704cd739eac2449c0e13d464c && python -m pip install -e .`\n - Stdout:\n ```\n fatal: destination path '.' already exists and is not an empty directory.\n ```\n - Stderr: (empty)\n\n## Context\n- failure_class: deterministic\n- failure_signature: setup|deterministic|script failed with exit code: ## stdout fatal: destination path '.' already exists and is not an empty directory.\n", "command.stderr": "", - "failure_class": "deterministic", - "current_node": "setup", + "last_response": "All tests pass. Here's a summary of the changes made to `/tmp/django_repo/django/db/models/fields/__init__.py`:\n\n### Changes\n\n**`__eq__`** — Now also compares `self.model` in addition to `self.creat", + "failure_class": "", + "current_node": "solve", "graph.goal": "Abstract model field should not be equal across models\nDescription\n\t\nConsider the following models:\nclass A(models.Model):\n\tclass Meta:\n\t\tabstract = True\n\tmyfield = IntegerField()\nclass B(A):\n\tpass\nclass C(A):\n\tpass\nIf I pull the fields of B and C into a shared set, one will be de-duplicated away, because they compare as equal. I found this surprising, though in practice using a list was sufficient for my need. The root of the issue is that they compare equal, as fields only consider self.creation_counter when comparing for equality.\nlen({B._meta.get_field('myfield'), C._meta.get_field('myfield')}) == 1\nB._meta.get_field('myfield') == C._meta.get_field('myfield')\nWe should adjust __eq__ so that if the field.model is different, they will compare unequal. Similarly, it is probably wise to adjust __hash__ and __lt__ to match.\nWhen adjusting __lt__, it may be wise to order first by self.creation_counter so that cases not affected by this equality collision won't be re-ordered. In my experimental branch, there was one test that broke if I ordered them by model first.\nI brought this up on IRC django-dev to check my intuitions, and those conversing with me there seemed to agree that the current behavior is not intuitive.\n", "internal.retry_count.setup": 1, "internal.node_visit_count": 1, "command.output": "fatal: destination path '.' already exists and is not an empty directory.\n", + "thread.setup.current_node": "solve", "internal.fidelity": "compact", - "internal.thread_id": "start", + "internal.thread_id": "setup", "internal.retry_count.start": 1, - "outcome": "fail", - "failure_signature": "setup|deterministic|script failed with exit code: ## stdout fatal: destination path '.' already exists and is not an empty directory.", + "outcome": "success", + "failure_signature": "", + "last_stage": "solve", + "response.solve": "All tests pass. Here's a summary of the changes made to `/tmp/django_repo/django/db/models/fields/__init__.py`:\n\n### Changes\n\n**`__eq__`** — Now also compares `self.model` in addition to `self.creation_counter`. Two fields from different models (e.g., inherited from the same abstract parent) will no longer compare as equal.\n\n**`__hash__`** — Now hashes the tuple `(self.creation_counter, self.model)` instead of just `self.creation_counter`, so fields from different models get different hash values and won't be de-duplicated in sets/dicts.\n\n**`__lt__`** — Orders primarily by `self.creation_counter` (preserving existing ordering for the common case), and breaks ties by comparing `model._meta.label` when models differ. Returns `False` for truly equal fields (same counter, same model).", "thread.start.current_node": "setup", - "internal.run_id": "01KKTJ3AJJBN9XG481JG4DYQBD" + "internal.run_id": "01KKTJ3AJJBN9XG481JG4DYQBD", + "internal.retry_count.solve": 1 }, "logs": [], "node_outcomes": { @@ -44,14 +51,37 @@ "start": { "status": "success", "duration_ms": 0 + }, + "solve": { + "status": "success", + "context_updates": { + "last_response": "All tests pass. Here's a summary of the changes made to `/tmp/django_repo/django/db/models/fields/__init__.py`:\n\n### Changes\n\n**`__eq__`** — Now also compares `self.model` in addition to `self.creat", + "last_stage": "solve", + "response.solve": "All tests pass. Here's a summary of the changes made to `/tmp/django_repo/django/db/models/fields/__init__.py`:\n\n### Changes\n\n**`__eq__`** — Now also compares `self.model` in addition to `self.creation_counter`. Two fields from different models (e.g., inherited from the same abstract parent) will no longer compare as equal.\n\n**`__hash__`** — Now hashes the tuple `(self.creation_counter, self.model)` instead of just `self.creation_counter`, so fields from different models get different hash values and won't be de-duplicated in sets/dicts.\n\n**`__lt__`** — Orders primarily by `self.creation_counter` (preserving existing ordering for the common case), and breaks ties by comparing `model._meta.label` when models differ. Returns `False` for truly equal fields (same counter, same model)." + }, + "notes": "Stage completed: solve", + "usage": { + "model": "claude-opus-4-6", + "input_tokens": 8124, + "output_tokens": 3503, + "cache_read_tokens": 189867, + "cache_write_tokens": 13268, + "reasoning_tokens": 123, + "cost": 0.38458499999999995 + }, + "files_touched": [ + "/tmp/django_repo/django/db/models/fields/__init__.py" + ], + "duration_ms": 106000 } }, - "next_node_id": "solve", + "next_node_id": "extract_patch", "loop_failure_signatures": { "setup|deterministic|script failed with exit code: ## stdout fatal: destination path '.' already exists and is not an empty directory.": 1 }, "node_visits": { "start": 1, - "setup": 1 + "setup": 1, + "solve": 1 } } \ No newline at end of file diff --git a/nodes/solve/prompt.md b/nodes/solve/prompt.md new file mode 100644 index 000000000..9e57675ec --- /dev/null +++ b/nodes/solve/prompt.md @@ -0,0 +1,54 @@ +Goal: Abstract model field should not be equal across models +Description + +Consider the following models: +class A(models.Model): + class Meta: + abstract = True + myfield = IntegerField() +class B(A): + pass +class C(A): + pass +If I pull the fields of B and C into a shared set, one will be de-duplicated away, because they compare as equal. I found this surprising, though in practice using a list was sufficient for my need. The root of the issue is that they compare equal, as fields only consider self.creation_counter when comparing for equality. +len({B._meta.get_field('myfield'), C._meta.get_field('myfield')}) == 1 +B._meta.get_field('myfield') == C._meta.get_field('myfield') +We should adjust __eq__ so that if the field.model is different, they will compare unequal. Similarly, it is probably wise to adjust __hash__ and __lt__ to match. +When adjusting __lt__, it may be wise to order first by self.creation_counter so that cases not affected by this equality collision won't be re-ordered. In my experimental branch, there was one test that broke if I ordered them by model first. +I brought this up on IRC django-dev to check my intuitions, and those conversing with me there seemed to agree that the current behavior is not intuitive. + + +## Completed stages +- **setup**: fail + - Script: `git clone https://github.com/django/django.git . && git checkout 453967477e3ddae704cd739eac2449c0e13d464c && python -m pip install -e .` + - Stdout: + ``` + fatal: destination path '.' already exists and is not an empty directory. + ``` + - Stderr: (empty) + +## Context +- failure_class: deterministic +- failure_signature: setup|deterministic|script failed with exit code: ## stdout fatal: destination path '.' already exists and is not an empty directory. + + +Fix this GitHub issue in the repository. Make the minimal code change needed. + +Abstract model field should not be equal across models +Description + +Consider the following models: +class A(models.Model): + class Meta: + abstract = True + myfield = IntegerField() +class B(A): + pass +class C(A): + pass +If I pull the fields of B and C into a shared set, one will be de-duplicated away, because they compare as equal. I found this surprising, though in practice using a list was sufficient for my need. The root of the issue is that they compare equal, as fields only consider self.creation_counter when comparing for equality. +len({B._meta.get_field('myfield'), C._meta.get_field('myfield')}) == 1 +B._meta.get_field('myfield') == C._meta.get_field('myfield') +We should adjust __eq__ so that if the field.model is different, they will compare unequal. Similarly, it is probably wise to adjust __hash__ and __lt__ to match. +When adjusting __lt__, it may be wise to order first by self.creation_counter so that cases not affected by this equality collision won't be re-ordered. In my experimental branch, there was one test that broke if I ordered them by model first. +I brought this up on IRC django-dev to check my intuitions, and those conversing with me there seemed to agree that the current behavior is not intuitive. diff --git a/nodes/solve/provider_used.json b/nodes/solve/provider_used.json new file mode 100644 index 000000000..c1905ff10 --- /dev/null +++ b/nodes/solve/provider_used.json @@ -0,0 +1,5 @@ +{ + "mode": "agent", + "provider": "anthropic", + "model": "claude-opus-4-6" +} \ No newline at end of file diff --git a/nodes/solve/response.md b/nodes/solve/response.md new file mode 100644 index 000000000..85a0c1c22 --- /dev/null +++ b/nodes/solve/response.md @@ -0,0 +1,9 @@ +All tests pass. Here's a summary of the changes made to `/tmp/django_repo/django/db/models/fields/__init__.py`: + +### Changes + +**`__eq__`** — Now also compares `self.model` in addition to `self.creation_counter`. Two fields from different models (e.g., inherited from the same abstract parent) will no longer compare as equal. + +**`__hash__`** — Now hashes the tuple `(self.creation_counter, self.model)` instead of just `self.creation_counter`, so fields from different models get different hash values and won't be de-duplicated in sets/dicts. + +**`__lt__`** — Orders primarily by `self.creation_counter` (preserving existing ordering for the common case), and breaks ties by comparing `model._meta.label` when models differ. Returns `False` for truly equal fields (same counter, same model). \ No newline at end of file diff --git a/nodes/solve/status.json b/nodes/solve/status.json new file mode 100644 index 000000000..a11a16ea3 --- /dev/null +++ b/nodes/solve/status.json @@ -0,0 +1,6 @@ +{ + "status": "success", + "notes": "Stage completed: solve", + "failure_reason": null, + "timestamp": "2026-03-16T05:34:26.554040+00:00" +} \ No newline at end of file