Spaces:
Sleeping
Sleeping
File size: 8,747 Bytes
cf05092 b196357 cf05092 86c3e08 cf05092 b196357 cf05092 899a7c7 cf05092 899a7c7 cf05092 899a7c7 cf05092 899a7c7 cf05092 899a7c7 cf05092 1432cf4 cf05092 899a7c7 cf05092 899a7c7 cf05092 899a7c7 cf05092 b196357 899a7c7 86c3e08 899a7c7 cf05092 899a7c7 86c3e08 cf05092 899a7c7 86c3e08 cf05092 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 | from __future__ import annotations
import argparse
import ast
import os
from pathlib import Path
from pydantic import BaseModel
from db.schema import EdgeType
from db.store import Store
from llm.edge_summarizer import EdgeSummarizer, EdgeSummaryInput
from parser.linter import run_linters
from parser.summarizer import summarize_module
_SKIP_DIRS = {
".git",
"__pycache__",
".pytest_cache",
".mypy_cache",
".venv",
"venv",
"node_modules",
"dist",
"build",
}
def _iter_python_files(target_dir: Path) -> list[Path]:
max_files = int(os.getenv("GRAPHREVIEW_MAX_FILES", "5000"))
py_files: list[Path] = []
for path in sorted(target_dir.rglob("*.py")):
if any(part in _SKIP_DIRS for part in path.parts):
continue
py_files.append(path)
if len(py_files) >= max_files:
break
return py_files
class ImportRef(BaseModel):
target_module: str
import_line: str
scope: str = "module_level"
weight: float = 1.0
edge_type: EdgeType = EdgeType.EXPLICIT_IMPORT
class ParsedModule(BaseModel):
module_id: str
raw_code: str
function_signatures: list[str]
classes: list[str]
imports: list[ImportRef]
constants: list[str]
dependencies: list[str]
class _Visitor(ast.NodeVisitor):
def __init__(self) -> None:
self.function_signatures: list[str] = []
self.classes: list[str] = []
self.constants: list[str] = []
self.imports: list[tuple[str, str, str]] = []
self._scope_stack: list[str] = []
@property
def _scope(self) -> str:
return "function_level" if self._scope_stack else "module_level"
def visit_FunctionDef(self, node: ast.FunctionDef) -> None:
args: list[str] = []
for arg in node.args.args:
if arg.annotation is not None:
args.append(f"{arg.arg}: {ast.unparse(arg.annotation)}")
else:
args.append(arg.arg)
returns = ast.unparse(node.returns) if node.returns is not None else "None"
self.function_signatures.append(f"{node.name}({', '.join(args)})->{returns}")
self._scope_stack.append(node.name)
try:
self.generic_visit(node)
finally:
self._scope_stack.pop()
def visit_AsyncFunctionDef(self, node: ast.AsyncFunctionDef) -> None:
fake = ast.FunctionDef(
name=node.name,
args=node.args,
body=node.body,
decorator_list=node.decorator_list,
returns=node.returns,
type_comment=node.type_comment,
)
self.visit_FunctionDef(fake)
def visit_ClassDef(self, node: ast.ClassDef) -> None:
self.classes.append(node.name)
self._scope_stack.append(node.name)
try:
self.generic_visit(node)
finally:
self._scope_stack.pop()
def visit_Import(self, node: ast.Import) -> None:
line = ast.get_source_segment(self._source, node) or "import"
for alias in node.names:
self.imports.append((alias.name, line, self._scope))
def visit_ImportFrom(self, node: ast.ImportFrom) -> None:
module = node.module or ""
level = node.level or 0
dotted = "." * level + module
line = ast.get_source_segment(self._source, node) or "from"
# Keep the base module edge and add candidate submodule edges.
# Non-module symbols are filtered later against known module ids.
if dotted:
self.imports.append((dotted, line, self._scope))
for alias in node.names:
if alias.name == "*":
continue
if dotted.endswith("."):
candidate = f"{dotted}{alias.name}"
else:
candidate = f"{dotted}.{alias.name}" if dotted else alias.name
self.imports.append((candidate, line, self._scope))
def visit_Assign(self, node: ast.Assign) -> None:
if isinstance(node.value, ast.Constant):
for target in node.targets:
if isinstance(target, ast.Name) and target.id.isupper():
self.constants.append(target.id)
self.generic_visit(node)
def parse(self, tree: ast.AST, source: str) -> None:
self._source = source
self.visit(tree)
def _to_module_id(path: Path, root: Path) -> str:
rel = path.resolve().relative_to(root.resolve())
return str(rel.with_suffix("")).replace("/", ".")
def _resolve_relative_import(current_module: str, ref: str) -> str:
if not ref.startswith("."):
return ref
dots = len(ref) - len(ref.lstrip("."))
suffix = ref.lstrip(".")
parts = current_module.split(".")
base = parts[:-dots] if dots <= len(parts) else []
if suffix:
base.append(suffix)
return ".".join(part for part in base if part)
def parse_python_file(path: Path, root_dir: Path) -> ParsedModule:
source = path.read_text(encoding="utf-8")
module_id = _to_module_id(path, root_dir)
try:
tree = ast.parse(source)
except SyntaxError:
return ParsedModule(
module_id=module_id,
raw_code=source,
function_signatures=[],
classes=[],
imports=[],
constants=[],
dependencies=[],
)
visitor = _Visitor()
visitor.parse(tree, source)
imports = [
ImportRef(
target_module=_resolve_relative_import(module_id, name),
import_line=line,
scope=scope,
weight=0.5 if scope == "function_level" else 1.0,
edge_type=EdgeType.EXPLICIT_IMPORT,
)
for name, line, scope in visitor.imports
]
dependencies = [imp.target_module for imp in imports if imp.target_module]
return ParsedModule(
module_id=module_id,
raw_code=source,
function_signatures=visitor.function_signatures,
classes=visitor.classes,
imports=imports,
constants=visitor.constants,
dependencies=dependencies,
)
def parse_directory(target_dir: Path, db_path: str | None = None) -> Store:
target_dir = target_dir.resolve()
store = Store(source_root=str(target_dir), db_path=db_path)
store.clear_source_graph()
py_files = _iter_python_files(target_dir)
parsed_modules = [parse_python_file(py_file, target_dir) for py_file in py_files]
known_module_ids = {parsed.module_id for parsed in parsed_modules}
edge_summarizer = EdgeSummarizer()
for py_file, parsed in zip(py_files, parsed_modules):
issues = run_linters(py_file)
summary = summarize_module(parsed, issues)
dep_reason = "Imports used by module-level and callable logic"
store.upsert_node(
module_id=parsed.module_id,
raw_code=parsed.raw_code,
ast_summary=summary,
dependency_reason=dep_reason,
)
store.replace_findings_for_module(
parsed.module_id,
[issue.model_dump() for issue in issues],
)
for imported in parsed.imports:
if imported.target_module and imported.target_module in known_module_ids:
connection_summary = edge_summarizer.summarize(
EdgeSummaryInput(
source_module_id=parsed.module_id,
target_module_id=imported.target_module,
edge_type=imported.edge_type.value,
import_line=imported.import_line,
scope=imported.scope,
)
)
store.upsert_edge(
source_module_id=parsed.module_id,
target_module_id=imported.target_module,
edge_type=imported.edge_type,
import_line=imported.import_line,
weight=imported.weight,
connection_summary=connection_summary,
)
return store
def _build_parser() -> argparse.ArgumentParser:
parser = argparse.ArgumentParser(description="Parse Python codebase into SQLite graph")
parser.add_argument("target", help="Path to target codebase")
parser.add_argument("--db-path", default=None, help="Path to SQLite database")
return parser
def main() -> None:
args = _build_parser().parse_args()
target_dir = Path(args.target)
store = parse_directory(target_dir=target_dir, db_path=args.db_path)
snapshot = store.get_full_graph()
print(
f"Populated DB for {target_dir} with "
f"{len(snapshot.nodes)} nodes and {len(snapshot.edges)} edges"
)
if __name__ == "__main__":
main()
|