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authorDavid Robertson <davidr@element.io>2022-04-03 21:21:08 +0100
committerGitHub <noreply@github.com>2022-04-03 21:21:08 +0100
commit80839a44f1752669c8c4e0de440b1e49ba909aeb (patch)
treebf4a775c2dd23ad80bbda7d323e4299d9c535c0d /scripts-dev/definitions.py
parentAdd type hints for `tests/unittest.py`. (#12347) (diff)
downloadsynapse-80839a44f1752669c8c4e0de440b1e49ba909aeb.tar.xz
Remove more dead/broken dev scripts (#12355)
Diffstat (limited to 'scripts-dev/definitions.py')
-rwxr-xr-xscripts-dev/definitions.py208
1 files changed, 0 insertions, 208 deletions
diff --git a/scripts-dev/definitions.py b/scripts-dev/definitions.py
deleted file mode 100755
index c82ddd9677..0000000000
--- a/scripts-dev/definitions.py
+++ /dev/null
@@ -1,208 +0,0 @@
-#! /usr/bin/python
-
-import argparse
-import ast
-import os
-import re
-import sys
-
-import yaml
-
-
-class DefinitionVisitor(ast.NodeVisitor):
-    def __init__(self):
-        super().__init__()
-        self.functions = {}
-        self.classes = {}
-        self.names = {}
-        self.attrs = set()
-        self.definitions = {
-            "def": self.functions,
-            "class": self.classes,
-            "names": self.names,
-            "attrs": self.attrs,
-        }
-
-    def visit_Name(self, node):
-        self.names.setdefault(type(node.ctx).__name__, set()).add(node.id)
-
-    def visit_Attribute(self, node):
-        self.attrs.add(node.attr)
-        for child in ast.iter_child_nodes(node):
-            self.visit(child)
-
-    def visit_ClassDef(self, node):
-        visitor = DefinitionVisitor()
-        self.classes[node.name] = visitor.definitions
-        for child in ast.iter_child_nodes(node):
-            visitor.visit(child)
-
-    def visit_FunctionDef(self, node):
-        visitor = DefinitionVisitor()
-        self.functions[node.name] = visitor.definitions
-        for child in ast.iter_child_nodes(node):
-            visitor.visit(child)
-
-
-def non_empty(defs):
-    functions = {name: non_empty(f) for name, f in defs["def"].items()}
-    classes = {name: non_empty(f) for name, f in defs["class"].items()}
-    result = {}
-    if functions:
-        result["def"] = functions
-    if classes:
-        result["class"] = classes
-    names = defs["names"]
-    uses = []
-    for name in names.get("Load", ()):
-        if name not in names.get("Param", ()) and name not in names.get("Store", ()):
-            uses.append(name)
-    uses.extend(defs["attrs"])
-    if uses:
-        result["uses"] = uses
-    result["names"] = names
-    result["attrs"] = defs["attrs"]
-    return result
-
-
-def definitions_in_code(input_code):
-    input_ast = ast.parse(input_code)
-    visitor = DefinitionVisitor()
-    visitor.visit(input_ast)
-    definitions = non_empty(visitor.definitions)
-    return definitions
-
-
-def definitions_in_file(filepath):
-    with open(filepath) as f:
-        return definitions_in_code(f.read())
-
-
-def defined_names(prefix, defs, names):
-    for name, funcs in defs.get("def", {}).items():
-        names.setdefault(name, {"defined": []})["defined"].append(prefix + name)
-        defined_names(prefix + name + ".", funcs, names)
-
-    for name, funcs in defs.get("class", {}).items():
-        names.setdefault(name, {"defined": []})["defined"].append(prefix + name)
-        defined_names(prefix + name + ".", funcs, names)
-
-
-def used_names(prefix, item, defs, names):
-    for name, funcs in defs.get("def", {}).items():
-        used_names(prefix + name + ".", name, funcs, names)
-
-    for name, funcs in defs.get("class", {}).items():
-        used_names(prefix + name + ".", name, funcs, names)
-
-    path = prefix.rstrip(".")
-    for used in defs.get("uses", ()):
-        if used in names:
-            if item:
-                names[item].setdefault("uses", []).append(used)
-            names[used].setdefault("used", {}).setdefault(item, []).append(path)
-
-
-if __name__ == "__main__":
-
-    parser = argparse.ArgumentParser(description="Find definitions.")
-    parser.add_argument(
-        "--unused", action="store_true", help="Only list unused definitions"
-    )
-    parser.add_argument(
-        "--ignore", action="append", metavar="REGEXP", help="Ignore a pattern"
-    )
-    parser.add_argument(
-        "--pattern", action="append", metavar="REGEXP", help="Search for a pattern"
-    )
-    parser.add_argument(
-        "directories",
-        nargs="+",
-        metavar="DIR",
-        help="Directories to search for definitions",
-    )
-    parser.add_argument(
-        "--referrers",
-        default=0,
-        type=int,
-        help="Include referrers up to the given depth",
-    )
-    parser.add_argument(
-        "--referred",
-        default=0,
-        type=int,
-        help="Include referred down to the given depth",
-    )
-    parser.add_argument(
-        "--format", default="yaml", help="Output format, one of 'yaml' or 'dot'"
-    )
-    args = parser.parse_args()
-
-    definitions = {}
-    for directory in args.directories:
-        for root, _, files in os.walk(directory):
-            for filename in files:
-                if filename.endswith(".py"):
-                    filepath = os.path.join(root, filename)
-                    definitions[filepath] = definitions_in_file(filepath)
-
-    names = {}
-    for filepath, defs in definitions.items():
-        defined_names(filepath + ":", defs, names)
-
-    for filepath, defs in definitions.items():
-        used_names(filepath + ":", None, defs, names)
-
-    patterns = [re.compile(pattern) for pattern in args.pattern or ()]
-    ignore = [re.compile(pattern) for pattern in args.ignore or ()]
-
-    result = {}
-    for name, definition in names.items():
-        if patterns and not any(pattern.match(name) for pattern in patterns):
-            continue
-        if ignore and any(pattern.match(name) for pattern in ignore):
-            continue
-        if args.unused and definition.get("used"):
-            continue
-        result[name] = definition
-
-    referrer_depth = args.referrers
-    referrers = set()
-    while referrer_depth:
-        referrer_depth -= 1
-        for entry in result.values():
-            for used_by in entry.get("used", ()):
-                referrers.add(used_by)
-        for name, definition in names.items():
-            if name not in referrers:
-                continue
-            if ignore and any(pattern.match(name) for pattern in ignore):
-                continue
-            result[name] = definition
-
-    referred_depth = args.referred
-    referred = set()
-    while referred_depth:
-        referred_depth -= 1
-        for entry in result.values():
-            for uses in entry.get("uses", ()):
-                referred.add(uses)
-        for name, definition in names.items():
-            if name not in referred:
-                continue
-            if ignore and any(pattern.match(name) for pattern in ignore):
-                continue
-            result[name] = definition
-
-    if args.format == "yaml":
-        yaml.dump(result, sys.stdout, default_flow_style=False)
-    elif args.format == "dot":
-        print("digraph {")
-        for name, entry in result.items():
-            print(name)
-            for used_by in entry.get("used", ()):
-                if used_by in result:
-                    print(used_by, "->", name)
-        print("}")
-    else:
-        raise ValueError("Unknown format %r" % (args.format))