Docking_project / libs /analysis /backend_diagnostic.py
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from __future__ import annotations
from dataclasses import dataclass
from pathlib import Path
from typing import Any, Iterable
import numpy as np
import pandas as pd
REQUIRED_REFERENCE_DIAG_COLUMNS = [
"dataset",
"target_name",
"reference_ligand_id",
"reference_ligand_score",
"reference_ligand_rank_percentile",
"adaptive_best_score",
"exhaustive_best_score",
]
REQUIRED_BACKEND_COMPARISON_COLUMNS = [
"dataset",
"backend",
"analysis_scope",
"available",
"n_ligands",
"runtime_seconds",
"runtime_per_ligand",
"reference_ligand_score",
"reference_ligand_rank_percentile",
"best_score",
"score_gap_reference_vs_best",
"reference_pose_centroid_distance_A",
"reference_pose_in_expected_pocket",
]
REQUIRED_POCKET_PREP_COLUMNS = [
"dataset",
"backend",
"pocket_variant",
"prep_variant",
"reference_ligand_score",
"reference_pose_centroid_distance_A",
"reference_pose_in_expected_pocket",
]
@dataclass(frozen=True)
class ManualAgentsCheck:
exists: bool
path: str
manually_read: bool
def manual_agents_check(path: str | Path, manually_read: bool = True) -> ManualAgentsCheck:
p = Path(path).expanduser().resolve()
return ManualAgentsCheck(exists=p.exists(), path=str(p), manually_read=bool(manually_read and p.exists()))
def _safe_float(x: Any, default: float = np.nan) -> float:
try:
v = float(x)
return float(v) if np.isfinite(v) else float(default)
except Exception:
return float(default)
def compute_rank_percentile(df: pd.DataFrame, ligand_id: str, score_col: str, lower_is_better: bool = True) -> float:
if df.empty or score_col not in df.columns:
return np.nan
d = df[["ligand_id", score_col]].copy()
d["ligand_id"] = d["ligand_id"].astype(str)
d[score_col] = pd.to_numeric(d[score_col], errors="coerce")
d = d.dropna(subset=[score_col]).copy()
if d.empty:
return np.nan
d = d.sort_values(score_col, ascending=bool(lower_is_better)).reset_index(drop=True)
hit = d.index[d["ligand_id"] == str(ligand_id)]
if len(hit) == 0:
return np.nan
rank = int(hit[0]) + 1
return float(100.0 * rank / max(1, d.shape[0]))
def select_suspicious_datasets(reference_diag_df: pd.DataFrame, threshold_pct: float = 25.0, max_deep: int = 2) -> list[str]:
if reference_diag_df.empty:
return []
d = reference_diag_df.copy()
d["reference_ligand_rank_percentile"] = pd.to_numeric(d["reference_ligand_rank_percentile"], errors="coerce")
d = d.dropna(subset=["reference_ligand_rank_percentile"]).copy()
d = d[d["reference_ligand_rank_percentile"] >= float(threshold_pct)].copy()
if d.empty:
return []
d = d.sort_values("reference_ligand_rank_percentile", ascending=False)
return d["dataset"].astype(str).head(int(max(1, max_deep))).tolist()
def validate_required_columns(df: pd.DataFrame, required_columns: Iterable[str]) -> list[str]:
cols = set(df.columns)
missing = [c for c in required_columns if c not in cols]
return missing
def recommend_toolchain(
backend_comparison_df: pd.DataFrame,
pocket_prep_df: pd.DataFrame,
) -> dict[str, Any]:
"""
Choose practical recommendation from diagnostic evidence.
Policy:
- Prefer backend with best median reference rank percentile under "subset_default" scope.
- Penalize poor runtime-per-ligand if >2x best runtime.
- Use pocket/prep gain to detect whether core issue is mostly preparation/pocket.
"""
out: dict[str, Any] = {
"recommended_main_backend": "rdock",
"recommended_rescoring": "gnina_or_haddock_shortlist_optional",
"keep_haddock": "optional_shortlist_only",
"main_failure_source": "mixed",
"evidence": [],
}
bdf = backend_comparison_df.copy()
if not bdf.empty:
bdf = bdf[bdf["analysis_scope"].astype(str) == "subset_default"].copy()
if not bdf.empty:
bdf["runtime_per_ligand"] = pd.to_numeric(bdf["runtime_per_ligand"], errors="coerce")
bdf["reference_ligand_rank_percentile"] = pd.to_numeric(bdf["reference_ligand_rank_percentile"], errors="coerce")
agg = (
bdf.groupby("backend", as_index=False)
.agg(
median_ref_rank_pct=("reference_ligand_rank_percentile", "median"),
median_runtime=("runtime_per_ligand", "median"),
available_ratio=("available", "mean"),
)
.sort_values(["median_ref_rank_pct", "median_runtime"], ascending=[True, True])
)
if not agg.empty:
best = agg.iloc[0]
best_runtime = max(1e-9, _safe_float(best["median_runtime"], 1.0))
candidate = str(best["backend"])
if _safe_float(best["available_ratio"], 0.0) < 0.5:
out["evidence"].append("best_rank_backend_not_reliably_available")
else:
out["recommended_main_backend"] = candidate
rd = agg[agg["backend"].astype(str).str.lower() == "rdock"]
if not rd.empty:
rd_runtime = max(1e-9, _safe_float(rd.iloc[0]["median_runtime"], best_runtime))
if best_runtime > 2.0 * rd_runtime and candidate != "rdock":
out["evidence"].append("candidate_backend_too_slow_vs_rdock")
out["recommended_main_backend"] = "rdock"
out["evidence"].append(f"rank_runtime_table={agg.to_dict(orient='records')}")
pdf = pocket_prep_df.copy()
if not pdf.empty:
pdf["reference_ligand_score"] = pd.to_numeric(pdf["reference_ligand_score"], errors="coerce")
deltas: list[float] = []
for (_, _), sub in pdf.groupby(["dataset", "backend"]):
default = sub[(sub["pocket_variant"] == "default") & (sub["prep_variant"] == "default")]
if default.empty:
continue
default_score = _safe_float(default.iloc[0]["reference_ligand_score"], np.nan)
best_score = _safe_float(sub["reference_ligand_score"].min(), np.nan)
if np.isfinite(default_score) and np.isfinite(best_score):
deltas.append(default_score - best_score)
mean_gain = float(np.mean(np.asarray(deltas, dtype=float))) if deltas else 0.0
if mean_gain > 1.0:
out["main_failure_source"] = "pocket_or_preparation"
elif mean_gain > 0.2:
out["main_failure_source"] = "mixed"
else:
out["main_failure_source"] = "backend_scoring_limitations"
out["evidence"].append(f"mean_reference_gain_from_pocket_prep={mean_gain:.3f}")
out["keep_haddock"] = "optional_shortlist_only"
return out