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🐛 Resolved the issue where configurations could only be recorded as strings.#143

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SongshGeo merged 4 commits intomasterfrom
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Jan 7, 2026
Merged

🐛 Resolved the issue where configurations could only be recorded as strings.#143
SongshGeo merged 4 commits intomasterfrom
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@SongshGeo SongshGeo commented Jan 7, 2026

Summary by CodeRabbit

  • New Features

    • Support for enhanced Mesa 3.3+ agent portrayal styles in visualization.
    • Data loader can read and merge multiple CSV run files (configurable suffix).
  • Improvements

    • Render property layers before agents for correct visualization layering.
    • Tracker parameter logging now accepts richer config objects for one tracker while preserving existing behavior for others.
  • Tests

    • Added tests covering tracker utilities and visualization utilities.
  • Documentation

    • Minor formatting fix in analysis API docs.

✏️ Tip: You can customize this high-level summary in your review settings.

This commit refactors the import statements in the `solara.py` file by consolidating the imports from `abses.main` and `abses.patch` into a single line. This change enhances code readability and maintains consistency in the import structure.
…ling

This commit refactors the `read_data` method in the `ResultAnalyzer` class to improve the process of reading and merging CSV files. It now prioritizes files matching the pattern `*_cities.csv`, concatenates them into a single DataFrame, and includes better error handling for missing files. Additionally, it maintains backward compatibility by falling back to a single `cities.csv` if no valid files are found. This change enhances data loading efficiency and robustness.
… recorded as strings.

This commit updates the `AimTracker` class to accept `DictConfig` directly in the `log_params` method, leveraging OmegaConf's integration for improved parameter logging. Additionally, the `start_tracker_run` function is modified to handle `DictConfig` appropriately when using `AimTracker`, ensuring seamless logging of model parameters. These changes enhance the flexibility and usability of the tracking system, particularly for configurations managed by OmegaConf.
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coderabbitai Bot commented Jan 7, 2026

📝 Walkthrough

Walkthrough

Refactors data loading to merge multiple CSVs and return DataFrames; adds DictConfig-aware tracker logging (AimTracker special-case); updates type-checking import paths; extends visualization to accept Mesa 3.3+ AgentPortrayalStyle and reorders drawing; and adds tests for tracker and visualization utilities.

Changes

Cohort / File(s) Summary
Data Analysis Refactor
abses/utils/analysis.py
read_data() signature changed to read_data(self, suffix: str = "csv") -> pd.DataFrame. Now reads multiple *.suffix files, concatenates them into one DataFrame, warns/falls back to empty DataFrame when none are valid, and returns the merged DataFrame.
Type-checking Imports
abses/utils/datacollector.py
Updated TYPE_CHECKING imports: abses.main.MainModelabses.core.model.MainModel, abses.time.TimeDriverabses.core.time_driver.TimeDriver. Also changed agent time recording to str(time.dt).
Tracker: Aim integration
abses/utils/tracker/aim_tracker.py, abses/utils/tracker/factory.py
Conditional imports for DictConfig/OmegaConf; aim_tracker.log_params() accepts `Dict[str, Any]
Visualization: Mesa 3.3+ support
abses/viz/solara.py
Guarded import for AgentPortrayalStyle; collect_agent_data() accepts dict or AgentPortrayalStyle (converted as needed). Ensures agent location arrays are (n,2) including empty (0,2); renders property layers before agents; docstrings/types updated and extra portrayal fields supported (alpha, edgecolors, linewidths).
Documentation formatting
docs/api/analysis.md
Trailing/newline formatting change only.
Tracker tests
tests/utils/test_tracker.py
New tests for prepare_tracker_run_name, prepare_tracker_tags, and start_tracker_run; covers default/custom templates, run_id behavior, tag templating, and AimTracker DictConfig logging vs. other trackers.
Visualization tests
tests/viz/test_solara.py
New tests for collect_agent_data() (dict and AgentPortrayalStyle), empty-space handling, draw_orthogonal_grid(), and make_mpl_space_component() including property-layer scenarios.

Sequence Diagram(s)

sequenceDiagram
    participant Client
    participant Factory as start_tracker_run
    participant AimTracker
    participant OtherTracker
    participant DictConfig

    Client->>Factory: start_tracker_run(model_params=DictConfig)
    Factory->>Factory: inspect tracker class name
    alt tracker is AimTracker
        Factory->>AimTracker: log_params(DictConfig)
        AimTracker->>AimTracker: OmegaConf.to_container for run config<br/>or store container under run config
    else other tracker
        Factory->>Factory: convert DictConfig to plain dict
        Factory->>OtherTracker: log_params(dict)
        OtherTracker->>OtherTracker: iterate keys & log
    end
Loading
sequenceDiagram
    participant Space
    participant Portrayal as collect_agent_data
    participant DrawLayer as SpaceMatplotlib
    participant Canvas as MatplotlibAxes

    Space->>Portrayal: provide agent list & portrayal function
    Portrayal->>Portrayal: call portrayal (dict or AgentPortrayalStyle)
    alt AgentPortrayalStyle provided
        Portrayal->>Portrayal: convert to dict (vars() / attribute extraction)
    end
    Portrayal->>Portrayal: normalize fields (color,size,marker,zorder,alpha,edgecolors,linewidths)
    Portrayal->>Portrayal: assemble locations as (n,2) array (empty -> (0,2))
    Portrayal->>DrawLayer: return aggregated agent data + loc array
    rect rgb(230,240,255)
        Note over DrawLayer: Property layers rendered first (new)
        DrawLayer->>DrawLayer: draw property layers (if any)
    end
    DrawLayer->>Canvas: draw agents with portrayals
Loading

Estimated code review effort

🎯 3 (Moderate) | ⏱️ ~25 minutes

Poem

🐰 I nibbled rows from many files today,
Merged CSV rivers into one tidy way,
DictConfigs tiptoed into AimTracker's nook,
Portrayals hopped in style — a fresher look,
Tests applaud the changes — hip hooray!

🚥 Pre-merge checks | ✅ 1 | ❌ 2
❌ Failed checks (2 warnings)
Check name Status Explanation Resolution
Title check ⚠️ Warning The PR title addresses a specific bug fix about configuration recording, but the actual changes span multiple unrelated features including data loading, imports, visualization, and testing. The title only reflects changes to tracker/aim_tracker.py and factory.py (DictConfig handling), but ignores major changes to analysis.py, datacollector.py, solara.py, and new tests. Provide a more comprehensive title or split into multiple PRs.
Docstring Coverage ⚠️ Warning Docstring coverage is 75.00% which is insufficient. The required threshold is 80.00%. Write docstrings for the functions missing them to satisfy the coverage threshold.
✅ Passed checks (1 passed)
Check name Status Explanation
Description Check ✅ Passed Check skipped - CodeRabbit’s high-level summary is enabled.

✏️ Tip: You can configure your own custom pre-merge checks in the settings.

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  • 📝 Generate docstrings

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Actionable comments posted: 2

🤖 Fix all issues with AI agents
In @abses/utils/analysis.py:
- Around line 253-286: read_data currently sets self.data when concatenating but
returns None, and in the fallback branch returns an empty DataFrame without
setting self.data; update read_data (the method) so both code paths set
self.data and return it: after building data_frames and doing self.data =
pd.concat(...), add a return self.data; in the fallback branch set self.data =
pd.DataFrame() before returning it; keep existing FileNotFoundError handling
around read_csv calls (read_csv) and ensure callers like __init__ can rely on
the method to both populate self.data and return a DataFrame.

In @abses/viz/solara.py:
- Around line 23-28: The import guard currently always raises ImportError on
failure which contradicts the later runtime check of AgentPortrayalStyle; change
the except block to set AgentPortrayalStyle = None instead of raising so the
module can gracefully degrade (update the try/except around the "from
mesa.visualization.components import AgentPortrayalStyle" import), and leave the
existing "if AgentPortrayalStyle is not None" check at line ~138 as-is;
alternatively, if you intend to require Mesa 3.3+, remove the conditional check
at line ~138 and keep the current raise — choose one approach and make the
corresponding change to either the import except block or the conditional.
🧹 Nitpick comments (3)
tests/utils/test_tracker.py (1)

130-153: Potential test pollution from modifying shared type's __name__.

Line 135 modifies type(mock_tracker).__name__, which changes the __name__ attribute on the MagicMock class itself, not just this instance. This could affect other tests if they rely on MagicMock's original class name.

♻️ Safer alternative using a custom mock class
 def test_start_tracker_run_logs_params_dict() -> None:
     """start_tracker_run logs params as dict for non-Aim trackers."""
-    mock_tracker = MagicMock()
-    mock_tracker.log_params = MagicMock()
-    # Ensure type name is not "AimTracker"
-    type(mock_tracker).__name__ = "MockTracker"
+    class MockTracker:
+        def __init__(self):
+            self.start_run = MagicMock()
+            self.log_params = MagicMock()
+
+    mock_tracker = MockTracker()

     model_params = OmegaConf.create({"param1": 1, "param2": "value"})
abses/viz/solara.py (2)

163-170: Consider logging a warning for unexpected portrayal return types.

If portray_result is neither a dict, AgentPortrayalStyle, nor has a __dict__, it silently falls back to an empty dict. This could hide bugs in user-provided agent_portrayal functions.

Proposed improvement
         else:
             # Fallback: try to convert to dict
             try:
                 portray = (
                     vars(portray_result) if hasattr(portray_result, "__dict__") else {}
                 )
             except (TypeError, AttributeError):
                 portray = {}
+            if not portray:
+                warnings.warn(
+                    f"agent_portrayal returned unexpected type {type(portray_result).__name__}, using defaults.",
+                    stacklevel=2,
+                )

190-204: The reshape logic is defensive but should not be triggered with the expected input format.

Given how space.agents.array("indices") works, where each agent's indices property is a 2-element coordinate tuple, calling np.array() on a list of these tuples produces a shape (n, 2) array. The reshape at lines 203-204 would only trigger if indices_array somehow becomes 1D with multiple elements, which doesn't match the documented API. The code handles the empty case correctly (line 192), and in normal operation with agents present, the result will already be 2D. The reshape logic is safe but may be unnecessary defensive code.

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📥 Commits

Reviewing files that changed from the base of the PR and between d891595 and 1745558.

📒 Files selected for processing (8)
  • abses/utils/analysis.py
  • abses/utils/datacollector.py
  • abses/utils/tracker/aim_tracker.py
  • abses/utils/tracker/factory.py
  • abses/viz/solara.py
  • docs/api/analysis.md
  • tests/utils/test_tracker.py
  • tests/viz/test_solara.py
🧰 Additional context used
🧬 Code graph analysis (5)
tests/utils/test_tracker.py (1)
abses/utils/tracker/factory.py (4)
  • create_tracker (174-239)
  • prepare_tracker_run_name (31-65)
  • prepare_tracker_tags (68-120)
  • start_tracker_run (123-171)
tests/viz/test_solara.py (1)
abses/viz/solara.py (4)
  • collect_agent_data (100-205)
  • draw_orthogonal_grid (208-253)
  • make_mpl_space_component (294-330)
  • agent_portrayal (318-319)
abses/utils/analysis.py (2)
abses/core/experiment.py (2)
  • logger (195-211)
  • name (183-192)
abses/utils/log_config.py (2)
  • warning (479-481)
  • info (475-477)
abses/utils/tracker/factory.py (2)
abses/utils/tracker/aim_tracker.py (1)
  • log_params (149-170)
tests/utils/test_tracker.py (1)
  • log_params (186-187)
abses/utils/tracker/aim_tracker.py (2)
tests/utils/test_tracker.py (1)
  • log_params (186-187)
abses/core/model.py (1)
  • params (493-495)
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🔇 Additional comments (19)
docs/api/analysis.md (1)

1-13: LGTM!

Minor formatting change adding a trailing newline. No content changes.

abses/utils/tracker/aim_tracker.py (2)

11-16: LGTM!

Good use of conditional imports to handle optional omegaconf dependency gracefully.


149-170: LGTM!

The log_params method now properly handles both plain dicts and DictConfig objects. The guard at line 156 correctly checks that DictConfig is not None before using isinstance, which prevents issues when omegaconf is not installed. The from __future__ import annotations at line 4 ensures the type annotation at line 149 doesn't cause runtime issues.

abses/utils/tracker/factory.py (1)

158-171: LGTM with a note on the type-checking approach.

The string-based type check (type(tracker).__name__ == "AimTracker") is reasonable here to avoid importing AimTracker when it's an optional dependency. This approach correctly handles the case where AimTracker receives DictConfig directly to leverage Aim's built-in OmegaConf integration.

Note: Subclasses of AimTracker with different names won't match this check, but that's an acceptable trade-off for avoiding the import.

tests/utils/test_tracker.py (6)

7-17: LGTM!

Good expansion of imports to support the new test cases for tracker factory utilities.


35-60: LGTM!

Comprehensive tests for prepare_tracker_run_name covering default behavior with and without run_id, custom templates, and error handling for invalid templates.


66-91: LGTM!

Good coverage for prepare_tracker_tags including default tags, run_id inclusion, custom tags, and template variable substitution.


97-127: LGTM!

Tests properly verify that start_tracker_run handles None tracker gracefully and calls start_run with the correct arguments.


156-170: LGTM!

Test properly verifies that param logging can be disabled via configuration.


173-208: LGTM!

Excellent test for the AimTracker special case. The FakeAimTracker approach with __name__ override is clean and doesn't affect global state. The test correctly verifies that DictConfig is passed directly to log_params rather than being converted to a plain dict.

tests/viz/test_solara.py (6)

1-25: LGTM!

Well-structured test file with appropriate imports and TYPE_CHECKING usage to avoid circular import issues.


65-104: LGTM!

Good test for Mesa 3.3+ compatibility with AgentPortrayalStyle. The pytest.skip is appropriate for handling optional Mesa features.


106-119: LGTM!

Important edge case test verifying that empty spaces return the correct shape (0, 2) for the location array.


122-181: LGTM!

Good tests for draw_orthogonal_grid covering both with and without grid lines. The matplotlib figure cleanup with plt.close(ax.figure) is proper resource management.


184-254: LGTM!

Comprehensive tests for make_mpl_space_component factory including basic usage, property layers, and default agent portrayal. The exception handling at lines 233-238 appropriately handles the case where property layers don't exist while still validating the factory works.


27-64: LGTM!

Good test for collect_agent_data with dict-based portrayal. The test properly creates agents, moves them to cells, and verifies the returned data structure with correct assertions.

abses/utils/datacollector.py (1)

31-32: Type-checking imports correctly reference restructured modules.

The imports from abses.core.model and abses.core.time_driver are valid and only affect static type checking, not runtime behavior.

abses/viz/solara.py (2)

274-284: LGTM!

Drawing property layers first (as background) before agents ensures correct z-ordering. The conditional check for propertylayer_portrayal properly handles the None case.


119-121: LGTM!

The docstring accurately documents the new AgentPortrayalStyle support and lists all valid fields consistently with the implementation.

Comment thread abses/utils/analysis.py Outdated
Comment thread abses/viz/solara.py
…CSV files

This commit updates the `read_data` method in the `ResultAnalyzer` class to ensure that it initializes `self.data` as an empty DataFrame when no valid CSV files are found. Additionally, it returns `self.data` consistently, enhancing the method's reliability and clarity in handling data loading scenarios. These changes improve the robustness of the analysis utilities.
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Actionable comments posted: 1

🤖 Fix all issues with AI agents
In @abses/viz/solara.py:
- Around line 190-204: The conversion of agent indices is over-defensive:
simplify the logic in the block using space.agents.array("indices") and
result["loc"]; remove the None/mixed-type handling and ndim reshaping and
instead assign result["loc"] to an empty (0,2) int array when indices_array is
empty, otherwise set result["loc"] directly to np.array(indices_array), since
indices are guaranteed tuples.
📜 Review details

Configuration used: defaults

Review profile: CHILL

Plan: Pro

📥 Commits

Reviewing files that changed from the base of the PR and between 1745558 and e0b5d5f.

📒 Files selected for processing (3)
  • abses/utils/analysis.py
  • abses/utils/datacollector.py
  • abses/viz/solara.py
🚧 Files skipped from review as they are similar to previous changes (1)
  • abses/utils/analysis.py
🧰 Additional context used
🧬 Code graph analysis (1)
abses/viz/solara.py (3)
tests/viz/test_solara.py (7)
  • agent_portrayal (48-53)
  • agent_portrayal (90-94)
  • agent_portrayal (110-111)
  • agent_portrayal (143-144)
  • agent_portrayal (170-171)
  • agent_portrayal (191-192)
  • agent_portrayal (212-213)
examples/schelling/app.py (1)
  • agent_portrayal (40-55)
abses/agents/sequences.py (1)
  • array (349-358)
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🔇 Additional comments (5)
abses/viz/solara.py (3)

23-26: LGTM! Import guard now implements graceful degradation.

The import guard has been updated to set AgentPortrayalStyle = None on import failure, which resolves the inconsistency noted in the previous review. This allows backward compatibility with Mesa < 3.3 while supporting the new AgentPortrayalStyle type when available.


274-284: LGTM! Proper layering order ensures correct visual rendering.

Drawing property layers before agents ensures that background layers appear behind agent markers, which is the correct rendering order. This change improves the visual clarity of the visualization.


137-171: No changes needed. The code's defensive conversion logic is appropriate for handling multiple input types from agent_portrayal() functions.

Mesa 3.3's AgentPortrayalStyle is a dataclass with explicit fields (x, y, color, marker, size, zorder, alpha, edgecolors, linewidths). Using vars() on a dataclass safely returns only these declared fields—not private attributes. The class does not provide a .to_dict() method, making the defensive fallback to attribute-based access a reasonable safeguard. The multi-fallback approach handles cases where user-provided agent_portrayal() functions might return AgentPortrayalStyle, dict, or other types, which justifies the current implementation.

Likely an incorrect or invalid review comment.

abses/utils/datacollector.py (2)

31-32: The updated import paths are valid and correctly implemented. Both abses.core.model.MainModel and abses.core.time_driver.TimeDriver exist, and no old references to abses.main or abses.time remain in the codebase. The imports are properly placed in the if TYPE_CHECKING: block.


195-195: Remove the unsupported claim about tracker system compatibility.

The Time column is converted to a string via str(time.dt) on line 195, but this column is filtered out before being sent to tracker systems (line 287). The stated rationale about "ensuring compatibility with tracker systems like AimTracker" is incorrect—trackers never receive this data.

If the string conversion is intentional for get_agent_vars_dataframe() consumers, clarify the actual purpose. Otherwise, consider reverting to the original datetime object to preserve type information for time-series analysis.

Likely an incorrect or invalid review comment.

Comment thread abses/viz/solara.py
Comment on lines +190 to +204
indices_array = space.agents.array("indices")
# Convert to (n, 2) shape
if len(indices_array) == 0:
result["loc"] = np.empty((0, 2), dtype=int)
else:
# Convert list of tuples/arrays to 2D array
result["loc"] = np.array(
[
list(idx) if isinstance(idx, (tuple, list)) else idx
for idx in indices_array
]
)
# Ensure it's 2D
if result["loc"].ndim == 1:
result["loc"] = result["loc"].reshape(-1, 2)
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⚠️ Potential issue | 🟡 Minor

🧩 Analysis chain

🏁 Script executed:

#!/bin/bash
# Find where 'indices' is defined or assigned
echo "=== Search for indices property/attribute definition ==="
rg -n "indices\s*=" --type=py | head -20

echo -e "\n=== Search for array method in agents ==="
rg -n "def array\(" --type=py -A 5

echo -e "\n=== Search for indices in agents module ==="
rg -n "indices" --type=py -g '**/agents/**' -C 2 | head -40

Repository: SongshGeoLab/ABSESpy

Length of output: 3884


🏁 Script executed:

#!/bin/bash
# Find the ActorsList or agents class definition
echo "=== Finding ActorsList class ==="
find . -type f -name "*.py" | xargs grep -l "class ActorsList\|class Agents" | head -10

# Check what array() method returns
echo -e "\n=== Searching for array method ==="
rg -n "def array" --type=py -A 10 | grep -A 10 "def array"

Repository: SongshGeoLab/ABSESpy

Length of output: 1982


🏁 Script executed:

#!/bin/bash
# Get more context about the solara.py file and indices usage
echo "=== Full context around lines 190-204 in solara.py ==="
cat -n abses/viz/solara.py | sed -n '180,210p'

echo -e "\n=== Search for 'indices' in solara.py ==="
rg -n "indices" abses/viz/solara.py -B 3 -A 3

Repository: SongshGeoLab/ABSESpy

Length of output: 2061


🏁 Script executed:

#!/bin/bash
# Check if there are any filters/guards before calling array("indices")
echo "=== Context in solara.py before indices_array usage ==="
cat -n abses/viz/solara.py | sed -n '160,210p'

echo -e "\n=== Check if actors are filtered for spatial position ==="
rg -n "on_earth|at is not None" abses/viz/solara.py -B 5 -A 5

Repository: SongshGeoLab/ABSESpy

Length of output: 2429


🏁 Script executed:

#!/bin/bash
# Check what happens with None values in the actual array conversion
echo "=== Check for None handling in indices ==="
rg -n "indices.*None\|None.*indices" --type=py -B 2 -A 2

# See if there are tests for the solara visualization
echo -e "\n=== Check solara.py tests ==="
fd "test.*solara\|solara.*test" --type=py

Repository: SongshGeoLab/ABSESpy

Length of output: 324


🏁 Script executed:

#!/bin/bash
# Check what function this code is in and how it's called
echo "=== Function containing this code ==="
cat -n abses/viz/solara.py | sed -n '120,195p'

echo -e "\n=== Check for filtering of spatial actors ==="
rg -n "on_earth\|\.at\s*is\s*not\s*None" abses/viz/solara.py -B 3 -A 3

Repository: SongshGeoLab/ABSESpy

Length of output: 3598


🏁 Script executed:

#!/bin/bash
# Check the broader context and how agents are selected
echo "=== Check entire function ==="
sed -n '100,210p' abses/viz/solara.py | cat -n

# Check what happens when None is in the array
echo -e "\n=== Test what np.array does with None and tuples ==="
python3 << 'EOF'
import numpy as np

# Simulate what space.agents.array("indices") returns with mixed None/tuples
mixed_indices = [None, (0, 0), (1, 1)]
arr = np.array(mixed_indices)
print(f"Array from mixed None/tuples: {arr}")
print(f"Array dtype: {arr.dtype}")
print(f"Array shape: {arr.shape}")
print(f"Array ndim: {arr.ndim}")

# What happens with list comprehension in the code
result = np.array([
    list(idx) if isinstance(idx, (tuple, list)) else idx
    for idx in arr
])
print(f"\nAfter list comprehension: {result}")
print(f"Result dtype: {result.dtype}")
print(f"Result shape: {result.shape}")
print(f"Result ndim: {result.ndim}")

# Can it be reshaped?
try:
    reshaped = result.reshape(-1, 2)
    print(f"Reshaped successfully: {reshaped.shape}")
except Exception as e:
    print(f"Reshape failed: {type(e).__name__}: {e}")
EOF

Repository: SongshGeoLab/ABSESpy

Length of output: 5007


🏁 Script executed:

#!/bin/bash
# Test with pip installed numpy
pip install -q numpy 2>/dev/null

python3 << 'EOF'
import numpy as np

print("=== Simulating what space.agents.array('indices') returns ===")
print("Case 1: All agents have spatial positions")
indices_all_spatial = [(0, 0), (1, 1), (2, 2)]
arr1 = np.array(indices_all_spatial)
print(f"Indices: {indices_all_spatial}")
print(f"Array: {arr1}, shape: {arr1.shape}, dtype: {arr1.dtype}")

print("\nCase 2: Some agents lack spatial positions (None values)")
indices_mixed = [None, (0, 0), (1, 1), None, (2, 2)]
arr2 = np.array(indices_mixed)
print(f"Indices: {indices_mixed}")
print(f"Array: {arr2}, shape: {arr2.shape}, dtype: {arr2.dtype}, ndim: {arr2.ndim}")

print("\nCase 3: Processing mixed array with list comprehension (as in code)")
result = np.array([
    list(idx) if isinstance(idx, (tuple, list)) else idx
    for idx in arr2
])
print(f"After list comp: {result}, shape: {result.shape}, dtype: {result.dtype}, ndim: {result.ndim}")

print("\nCase 4: Attempting reshape(-1, 2) on mixed array")
try:
    reshaped = result.reshape(-1, 2)
    print(f"Reshaped successfully: {reshaped}, shape: {reshaped.shape}")
except Exception as e:
    print(f"Reshape FAILED: {type(e).__name__}: {e}")

print("\nCase 5: All tuples (no None)")
indices_tuples = [(0, 0), (1, 1), (2, 2)]
result_tuples = np.array([
    list(idx) if isinstance(idx, (tuple, list)) else idx
    for idx in indices_tuples
])
print(f"Result: {result_tuples}, shape: {result_tuples.shape}, ndim: {result_tuples.ndim}")
EOF

Repository: SongshGeoLab/ABSESpy

Length of output: 579


🏁 Script executed:

#!/bin/bash
# Check if there's filtering logic elsewhere or if this is truly an issue
echo "=== Check if actors without spatial positions can exist ==="
rg -n "on_earth\|\.at\s*=\s*None\|indices.*None" --type python -B 2 -A 2 | head -40

echo -e "\n=== Check if space.agents includes non-spatial actors ==="
rg -n "space.agents\|agent in.*agents" abses/viz/solara.py -B 1 -A 1

Repository: SongshGeoLab/ABSESpy

Length of output: 230


🏁 Script executed:

#!/bin/bash
# Test numpy with correct exception handling
pip install -q numpy 2>/dev/null

python3 << 'EOF'
import numpy as np

print("=== Understanding the actual behavior ===")

print("\nCase 1: All spatial positions (tuples)")
indices_all = [(0, 0), (1, 1), (2, 2)]
arr1 = np.array(indices_all)
print(f"Input: {indices_all}")
print(f"np.array result: shape {arr1.shape}, dtype {arr1.dtype}")
print(f"ndim: {arr1.ndim}")

print("\nCase 2: Mixed None and tuples - NumPy cannot create uniform array")
indices_mixed = [None, (0, 0), (1, 1)]
try:
    arr2 = np.array(indices_mixed)
except ValueError as e:
    print(f"np.array() fails: {e}")
    # Create object array instead
    arr2 = np.array(indices_mixed, dtype=object)
    print(f"np.array(dtype=object) result: shape {arr2.shape}, dtype {arr2.dtype}")
    print(f"Content: {arr2}")
    
    print("\n  After list comprehension:")
    result = np.array([
        list(idx) if isinstance(idx, (tuple, list)) else idx
        for idx in arr2
    ], dtype=object)
    print(f"  Result: shape {result.shape}, ndim {result.ndim}, dtype {result.dtype}")
    print(f"  Content: {result}")
    
    print("\n  Attempting reshape(-1, 2):")
    try:
        reshaped = result.reshape(-1, 2)
        print(f"  Success: {reshaped}")
    except Exception as e2:
        print(f"  Failed: {type(e2).__name__}: {e2}")

print("\nCase 3: How space.agents.array() works")
print("It calls np.array(self.get(attr)) on a list of all agent indices")
print("If some agents have None (not positioned), this would create dtype=object array")
EOF

Repository: SongshGeoLab/ABSESpy

Length of output: 957


🏁 Script executed:

#!/bin/bash
# Check filtering and how the function is used
echo "=== Check how agents are filtered before collecting data ==="
rg -n "collect_agent_data" abses/viz/solara.py -B 5 -A 5

echo -e "\n=== Check if there's filtering by on_earth or spatial position ==="
rg -n "on_earth" abses/viz/ -B 2 -A 2

Repository: SongshGeoLab/ABSESpy

Length of output: 842


🏁 Script executed:

#!/bin/bash
# Check what agents are included in space.agents
echo "=== Check if space.agents is all agents or only spatial ones ==="
rg -n "def agents" abses/space/ --type py -A 10 | head -50

echo -e "\n=== Check space module structure ==="
ls -la abses/space/

Repository: SongshGeoLab/ABSESpy

Length of output: 1841


🏁 Script executed:

#!/bin/bash
# Check if there are any agents that are in model.agents but not in space.agents
echo "=== Check model.agents vs space.agents ==="
rg -n "model.agents\|space.agents" abses/viz/solara.py -B 2 -A 2

echo -e "\n=== Check if there are tests showing how space.agents.array works ==="
fd "test" abses/viz/ --type f -name "*.py"

echo -e "\n=== Verify that all agents in the loop have valid indices ==="
cat -n abses/viz/solara.py | sed -n '134,140p'

Repository: SongshGeoLab/ABSESpy

Length of output: 803


🏁 Script executed:

#!/bin/bash
# Final check: can indices be None in space.agents?
echo "=== Can an agent in space.agents have None indices? ==="
rg -n "at\s*=\s*None" abses/agents/ -B 2 -A 2

echo -e "\n=== How is an agent added to a cell/space? ==="
rg -n "def move\|def place" abses/agents/actor.py -A 10 | head -40

Repository: SongshGeoLab/ABSESpy

Length of output: 167


🏁 Script executed:

#!/bin/bash
# Final verification: space.agents property
echo "=== Full context of space.agents property ==="
sed -n '400,410p' abses/space/patch.py | cat -n

echo -e "\n=== What is cells_lst? ==="
rg -n "cells_lst" abses/space/patch.py -B 2 -A 2 | head -30

echo -e "\n=== Confirm: are there any agents outside of cells? ==="
rg -n "model.agents\|AgentList" abses/space/patch.py -B 2 -A 2 | head -40

Repository: SongshGeoLab/ABSESpy

Length of output: 1785


🏁 Script executed:

#!/bin/bash
# Check if there's any way agents can be in space but not spatial
echo "=== Actor indices property ==="
sed -n '309,315p' abses/agents/actor.py | cat -n

echo -e "\n=== Where are agents without spatial position kept? ==="
rg -n "model.agents" abses/core/ --type py -B 2 -A 2 | head -30

Repository: SongshGeoLab/ABSESpy

Length of output: 1584


🏁 Script executed:

#!/bin/bash
# Verify the guarantee: space.agents only returns agents in cells
echo "=== Confirming space.agents only includes spatial agents ==="
cat -n abses/space/patch.py | sed -n '400,410p'

echo -e "\n=== What happens when agent is added to cell? ==="
rg -n "self.at\s*=" abses/agents/ -B 2 -A 2 | head -40

echo -e "\n=== Conclusion: what does space.agents.array('indices') return? ==="
python3 << 'EOF'
# Simulating: all agents in space.agents are in cells
# All agents in cells have valid tuple indices
indices_data = [(0, 0), (1, 1), (2, 2), (0, 1)]

import sys
sys.path.insert(0, '/tmp')

# This is what np.array() does with all tuples
try:
    import numpy as np
    result = np.array(indices_data)
    print(f"space.agents.array('indices') returns:")
    print(f"  Shape: {result.shape}")
    print(f"  Dtype: {result.dtype}")
    print(f"  ndim: {result.ndim}")
    print(f"  Content: {result}")
    print(f"\nConclusion: Already a (n, 2) array - no conversion needed!")
except ImportError:
    print("NumPy not available, but the logic is clear")
EOF

Repository: SongshGeoLab/ABSESpy

Length of output: 883


Simplify indices conversion—it's already guaranteed to be consistent tuples.

The space.agents property only includes agents that are in cells (see patch.py:400-405), and all agents in cells always have valid indices as tuples from their cell's position. The defensive logic handling None values, mixed types, and 1D reshaping is unnecessary.

The code can be reduced to:

indices_array = space.agents.array("indices")
result["loc"] = np.empty((0, 2), dtype=int) if len(indices_array) == 0 else np.array(indices_array)
🤖 Prompt for AI Agents
In @abses/viz/solara.py around lines 190 - 204, The conversion of agent indices
is over-defensive: simplify the logic in the block using
space.agents.array("indices") and result["loc"]; remove the None/mixed-type
handling and ndim reshaping and instead assign result["loc"] to an empty (0,2)
int array when indices_array is empty, otherwise set result["loc"] directly to
np.array(indices_array), since indices are guaranteed tuples.

@SongshGeo SongshGeo merged commit 3359e56 into master Jan 7, 2026
13 of 14 checks passed
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