[NO TESTS] WIP

.bazelignore

@@ -0,0 +1 @@
+.git

.bazelrc

@@ -0,0 +1,2 @@
+test --test_output=errors
+build --keep_going

.bazelversion

@@ -0,0 +1 @@
+6.0.0

.envrc

@@ -0,0 +1 @@
+export VIRTUAL_ENV=/home/arrdem/.virtualenvs/flowmetal

.gitignore

@@ -1,2 +1,4 @@
 /**/__pycache__
 /**/*.egg-info
+scratch
+bazel-*

MODULE.bazel

@@ -1,24 +0,0 @@
-bazel_dep(name = "rules_python", version = "0.19.0")
-
-pip = use_extension("@rules_python//python:extensions.bzl", "pip")
-
-pip.parse(
-    name = "pypa",
-    requirements_lock = "//tools/python:requirements_lock.txt",
-)
-
-use_repo(pip, "pypa")
-
-# (Optional) Register a specific python toolchain instead of using the host version
-python = use_extension("@rules_python//python:extensions.bzl", "python")
-
-python.toolchain(
-    name = "python3_10",
-    python_version = "3.10",
-)
-
-use_repo(python, "python3_10_toolchains")
-
-register_toolchains(
-    "@python3_10_toolchains//:all",
-)

WORKSPACE

@@ -1,16 +1,52 @@
 workspace(
-    name = "arrdem_flowmetal",
+    name = "flowmetal"
 )
 
 load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")
 
+load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")
+
 http_archive(
-    name = "rules_python",
+    name = "bazel_skylib",
-    sha256 = "ffc7b877c95413c82bfd5482c017edcf759a6250d8b24e82f41f3c8b8d9e287e",
+    sha256 = "b8a1527901774180afc798aeb28c4634bdccf19c4d98e7bdd1ce79d1fe9aaad7",
-    strip_prefix = "rules_python-0.19.0",
+    urls = [
-    url = "https://github.com/bazelbuild/rules_python/releases/download/0.19.0/rules_python-0.19.0.tar.gz",
+        "https://mirror.bazel.build/github.com/bazelbuild/bazel-skylib/releases/download/1.4.1/bazel-skylib-1.4.1.tar.gz",
+        "https://github.com/bazelbuild/bazel-skylib/releases/download/1.4.1/bazel-skylib-1.4.1.tar.gz",
+    ],
 )
 
-load("@rules_python//python:repositories.bzl", "py_repositories")
+load("@bazel_skylib//:workspace.bzl", "bazel_skylib_workspace")
 
-py_repositories()
+bazel_skylib_workspace()
+
+rules_python_version = "c504355672223144cefb2cbf3f69e2d38e7e2726"
+
+http_archive(
+    name = "rules_python",
+    sha256 = "3f12b492dbf7d56b0e3deed81f21d56c3241babaa52d7eb525cb7c657bba9125",
+    strip_prefix = "rules_python-{}".format(rules_python_version),
+    url = "https://github.com/bazelbuild/rules_python/archive/{}.zip".format(rules_python_version),
+)
+
+load("@rules_python//python:repositories.bzl", "python_register_toolchains")
+
+python_register_toolchains(
+    name = "python3_10",
+    python_version = "3.10",
+)
+
+load("@python3_10//:defs.bzl", python3_10="interpreter")
+
+load("@rules_python//python:pip.bzl", "pip_parse")
+
+# Create a central repo that knows about the dependencies needed from
+# requirements_lock.txt.
+pip_parse(
+   name = "pypi",
+   python_interpreter_target = python3_10,
+   requirements_lock = "//tools/python:requirements_lock.txt",
+)
+
+load("@pypi//:requirements.bzl", "install_deps")
+
+install_deps()

components/uast/BUILD

@@ -1,6 +0,0 @@
-py_project(
-    name = "uast",
-    lib_deps = [
-        "//components/utokenize",
-    ]
-)

components/uast/README.md

@@ -1,5 +0,0 @@
-# pycopy-ast
-
-A small parallel implementation of Python's `ast` module, vendored from `pycopy-ast==2.9.1`.
-
-[pycopy-ast](https://pypi.org/project/pycopy-ast/) is released under the MIT license, copyright © Paul Sokolovsky 2021.

components/uast/src/python/uast/__init__.py

@@ -1,126 +0,0 @@
-# (c) 2019 Paul Sokolovsky. MIT license.
-
-from .types import *
-
-
-def dump_to_stream(t, file):
-    if isinstance(t, AST):
-        file.write(type(t).__name__)
-        file.write("(")
-        comma = False
-        for k in t._fields:
-            if k.startswith("_"):
-                continue
-            res = ""
-            if comma:
-                res += ", "
-            res += k + "="
-            file.write(res)
-            dump_to_stream(getattr(t, k, None), file)
-            comma = True
-        file.write(")")
-    elif isinstance(t, list):
-        file.write("[")
-        comma = False
-        for v in t:
-            if comma:
-                file.write(", ")
-            dump_to_stream(v, file)
-            comma = True
-        file.write("]")
-    else:
-        file.write(repr(t))
-
-
-def dump(t):
-    import io
-
-    buf = io.StringIO()
-    dump_to_stream(t, buf)
-    return buf.getvalue()
-
-
-def iter_fields(t):
-    for k in t._fields:
-        if k.startswith("_"):
-            continue
-        yield (k, getattr(t, k, None))
-
-
-def copy_location(new_node, old_node):
-    return new_node
-
-
-def parse_tokens(token_stream, filename="<unknown>", mode="exec"):
-    import utokenize as tokenize
-    from . import parser
-
-    p = parser.Parser(token_stream)
-    p.match(tokenize.ENCODING)
-    if mode == "exec":
-        t = p.match_mod()
-    elif mode == "eval":
-        t = Expression(body=p.require_expr())
-    elif mode == "single":
-        t = Interactive(body=p.match_stmt())
-    else:
-        raise ValueError
-    return t
-
-
-def parse_stream(stream, filename="<unknown>", mode="exec"):
-    import utokenize as tokenize
-
-    tstream = tokenize.tokenize(stream.readline)
-    return parse_tokens(tstream)
-
-
-def parse(source, filename="<unknown>", mode="exec"):
-    import io
-
-    return parse_stream(io.StringIO(source), filename, mode)
-
-
-class NodeVisitor:
-    def visit(self, node):
-        n = node.__class__.__name__
-        m = getattr(self, "visit_" + n, None)
-        if m:
-            return m(node)
-        else:
-            return self.generic_visit(node)
-
-    def generic_visit(self, node):
-        for f in node._fields:
-            val = getattr(node, f)
-            if isinstance(val, list):
-                for v in val:
-                    if isinstance(v, AST):
-                        self.visit(v)
-            elif isinstance(val, AST):
-                self.visit(val)
-
-
-class NodeTransformer(NodeVisitor):
-    def generic_visit(self, node):
-        for f in node._fields:
-            val = getattr(node, f)
-            if isinstance(val, list):
-                newl = []
-                for v in val:
-                    if not isinstance(v, AST):
-                        newl.append(v)
-                        continue
-                    newv = self.visit(v)
-                    if newv is None:
-                        pass
-                    elif isinstance(newv, list):
-                        newl.extend(newv)
-                    else:
-                        newl.append(newv)
-                setattr(node, f, newl)
-            elif isinstance(val, AST):
-                newv = self.visit(val)
-                setattr(node, f, newv)
-
-        return node

components/uast/src/python/uast/types.py

@@ -1,467 +0,0 @@
-# (c) 2019 Paul Sokolovsky. MIT license.
-
-
-class AST:
-    def __init__(self, **fields):
-        for k, v in fields.items():
-            setattr(self, k, v)
-
-
-class mod(AST):
-    pass
-
-
-class Module(mod):
-    _fields = ("body",)
-
-
-class Interactive(mod):
-    _fields = ("body",)
-
-
-class Expression(mod):
-    _fields = ("body",)
-
-
-class Suite(mod):
-    _fields = ("body",)
-
-
-class stmt(AST):
-    pass
-
-
-class FunctionDef(stmt):
-    _fields = ("name", "args", "body", "decorator_list", "returns")
-
-
-class AsyncFunctionDef(stmt):
-    _fields = ("name", "args", "body", "decorator_list", "returns")
-
-
-class ClassDef(stmt):
-    _fields = ("name", "bases", "keywords", "body", "decorator_list")
-
-
-class Return(stmt):
-    _fields = ("value",)
-
-
-class Delete(stmt):
-    _fields = ("targets",)
-
-
-class Assign(stmt):
-    _fields = ("targets", "value")
-
-
-class AugAssign(stmt):
-    _fields = ("target", "op", "value")
-
-
-class AnnAssign(stmt):
-    _fields = ("target", "annotation", "value", "simple")
-
-
-class For(stmt):
-    _fields = ("target", "iter", "body", "orelse")
-
-
-class AsyncFor(stmt):
-    _fields = ("target", "iter", "body", "orelse")
-
-
-class While(stmt):
-    _fields = ("test", "body", "orelse")
-
-
-class If(stmt):
-    _fields = ("test", "body", "orelse")
-
-
-class With(stmt):
-    _fields = ("items", "body")
-
-
-class AsyncWith(stmt):
-    _fields = ("items", "body")
-
-
-class Raise(stmt):
-    _fields = ("exc", "cause")
-
-
-class Try(stmt):
-    _fields = ("body", "handlers", "orelse", "finalbody")
-
-
-class Assert(stmt):
-    _fields = ("test", "msg")
-
-
-class Import(stmt):
-    _fields = ("names",)
-
-
-class ImportFrom(stmt):
-    _fields = ("module", "names", "level")
-
-
-class Global(stmt):
-    _fields = ("names",)
-
-
-class Nonlocal(stmt):
-    _fields = ("names",)
-
-
-class Expr(stmt):
-    _fields = ("value",)
-
-
-class Pass(stmt):
-    _fields = ()
-
-
-class Break(stmt):
-    _fields = ()
-
-
-class Continue(stmt):
-    _fields = ()
-
-
-class expr(AST):
-    pass
-
-
-class BoolOp(expr):
-    _fields = ("op", "values")
-
-
-class BinOp(expr):
-    _fields = ("left", "op", "right")
-
-
-class UnaryOp(expr):
-    _fields = ("op", "operand")
-
-
-class Lambda(expr):
-    _fields = ("args", "body")
-
-
-class IfExp(expr):
-    _fields = ("test", "body", "orelse")
-
-
-class Dict(expr):
-    _fields = ("keys", "values")
-
-
-class Set(expr):
-    _fields = ("elts",)
-
-
-class ListComp(expr):
-    _fields = ("elt", "generators")
-
-
-class SetComp(expr):
-    _fields = ("elt", "generators")
-
-
-class DictComp(expr):
-    _fields = ("key", "value", "generators")
-
-
-class GeneratorExp(expr):
-    _fields = ("elt", "generators")
-
-
-class Await(expr):
-    _fields = ("value",)
-
-
-class Yield(expr):
-    _fields = ("value",)
-
-
-class YieldFrom(expr):
-    _fields = ("value",)
-
-
-class Compare(expr):
-    _fields = ("left", "ops", "comparators")
-
-
-class Call(expr):
-    _fields = ("func", "args", "keywords")
-
-
-class Num(expr):
-    _fields = ("n",)
-
-
-class Str(expr):
-    _fields = ("s",)
-
-
-class FormattedValue(expr):
-    _fields = ("value", "conversion", "format_spec")
-
-
-class JoinedStr(expr):
-    _fields = ("values",)
-
-
-class Bytes(expr):
-    _fields = ("s",)
-
-
-class NameConstant(expr):
-    _fields = ("value",)
-
-
-class Ellipsis(expr):
-    _fields = ()
-
-
-class Constant(expr):
-    _fields = ("value",)
-
-
-class Attribute(expr):
-    _fields = ("value", "attr", "ctx")
-
-
-class Subscript(expr):
-    _fields = ("value", "slice", "ctx")
-
-
-class Starred(expr):
-    _fields = ("value", "ctx")
-
-
-class Name(expr):
-    _fields = ("id", "ctx")
-
-
-class List(expr):
-    _fields = ("elts", "ctx")
-
-
-class Tuple(expr):
-    _fields = ("elts", "ctx")
-
-
-class expr_context(AST):
-    pass
-
-
-class Load(expr_context):
-    _fields = ()
-
-
-class Store(expr_context):
-    _fields = ()
-
-
-class StoreConst(expr_context):
-    _fields = ()
-
-
-class Del(expr_context):
-    _fields = ()
-
-
-class AugLoad(expr_context):
-    _fields = ()
-
-
-class AugStore(expr_context):
-    _fields = ()
-
-
-class Param(expr_context):
-    _fields = ()
-
-
-class slice(AST):
-    pass
-
-
-class Slice(slice):
-    _fields = ("lower", "upper", "step")
-
-
-class ExtSlice(slice):
-    _fields = ("dims",)
-
-
-class Index(slice):
-    _fields = ("value",)
-
-
-class boolop(AST):
-    pass
-
-
-class And(boolop):
-    _fields = ()
-
-
-class Or(boolop):
-    _fields = ()
-
-
-class operator(AST):
-    pass
-
-
-class Add(operator):
-    _fields = ()
-
-
-class Sub(operator):
-    _fields = ()
-
-
-class Mult(operator):
-    _fields = ()
-
-
-class MatMult(operator):
-    _fields = ()
-
-
-class Div(operator):
-    _fields = ()
-
-
-class Mod(operator):
-    _fields = ()
-
-
-class Pow(operator):
-    _fields = ()
-
-
-class LShift(operator):
-    _fields = ()
-
-
-class RShift(operator):
-    _fields = ()
-
-
-class BitOr(operator):
-    _fields = ()
-
-
-class BitXor(operator):
-    _fields = ()
-
-
-class BitAnd(operator):
-    _fields = ()
-
-
-class FloorDiv(operator):
-    _fields = ()
-
-
-class unaryop(AST):
-    pass
-
-
-class Invert(unaryop):
-    _fields = ()
-
-
-class Not(unaryop):
-    _fields = ()
-
-
-class UAdd(unaryop):
-    _fields = ()
-
-
-class USub(unaryop):
-    _fields = ()
-
-
-class cmpop(AST):
-    pass
-
-
-class Eq(cmpop):
-    _fields = ()
-
-
-class NotEq(cmpop):
-    _fields = ()
-
-
-class Lt(cmpop):
-    _fields = ()
-
-
-class LtE(cmpop):
-    _fields = ()
-
-
-class Gt(cmpop):
-    _fields = ()
-
-
-class GtE(cmpop):
-    _fields = ()
-
-
-class Is(cmpop):
-    _fields = ()
-
-
-class IsNot(cmpop):
-    _fields = ()
-
-
-class In(cmpop):
-    _fields = ()
-
-
-class NotIn(cmpop):
-    _fields = ()
-
-
-class comprehension(AST):
-    _fields = ("target", "iter", "ifs", "is_async")
-
-
-class excepthandler(AST):
-    pass
-
-
-class ExceptHandler(excepthandler):
-    _fields = ("type", "name", "body")
-
-
-class arguments(AST):
-    _fields = ("args", "vararg", "kwonlyargs", "kw_defaults", "kwarg", "defaults")
-
-
-class arg(AST):
-    _fields = ("arg", "annotation")
-
-
-class keyword(AST):
-    _fields = ("arg", "value")
-
-
-class alias(AST):
-    _fields = ("name", "asname")
-
-
-class withitem(AST):
-    _fields = ("context_expr", "optional_vars")

components/utokenize/BUILD

@@ -1,3 +0,0 @@
-py_project(
-    name = "utokenize"
-)

components/utokenize/README.md

@@ -1,5 +0,0 @@
-# pycopy-utokenize
-
-A small Python parser, vendored from `pycopy-utokenize==2.0`.
-
-[pycopy-utokenize](https://pypi.org/project/pycopy-utokenize/) is released under the MIT license, copyright © Paul Sokolovsky 2021.

components/utokenize/src/python/utokenize.py

@@ -1,240 +0,0 @@
-# (c) 2019 Paul Sokolovsky, MIT license
-
-import token
-from collections import namedtuple
-import io
-
-# Hacking in comments, newline and encoding as tokens
-COMMENT = token.N_TOKENS + 0
-NL = token.N_TOKENS + 1
-ENCODING = token.N_TOKENS + 2
-token.tok_name[COMMENT] = "COMMENT"
-token.tok_name[NL] = "NL"
-token.tok_name[ENCODING] = "ENCODING"
-
-
-class TokenInfo(namedtuple("TokenInfo", ("type", "string", "start", "end", "line"))):
-    def __str__(self):
-        return "TokenInfo(type=%d (%s), string=%r, startl=%d, line=%r)" % (
-            self.type,
-            token.tok_name[self.type],
-            self.string,
-            self.start,
-            self.line,
-        )
-
-
-def get_indent(l):
-    for i in range(len(l)):
-        if l[i] != " " and l[i] != "\t":
-            return i, l[i:]
-
-
-def get_str(l, readline):
-    lineno = 0
-    s = io.StringIO()
-
-    if l.startswith('"""') or l.startswith("'''"):
-        sep = l[0:3]
-        s += sep
-        l = l[3:]
-        pos = 0
-        while True:
-            i = l.find(sep, pos)
-            if i >= 0:
-                if i > 0 and l[i - 1] == "\\":
-                    pos = i + 1
-                    continue
-                break
-            s += l
-            l = readline()
-            pos = 0
-            assert l
-            lineno += 1
-        s += l[: i + 3]
-        return s.getvalue(), l[i + 3 :], lineno
-
-    lbuf = io.StringIO(l)
-    sep = lbuf.read(1)
-    s += sep
-    while True:
-        c = lbuf.read(1)
-        if not c:
-            break
-        s += c
-        if c == "\\":
-            c = lbuf.read(1)
-            s += c
-            if c == "\n":
-                lbuf = io.StringIO(readline())
-                lineno += 1
-                continue
-        elif c == sep:
-            break
-    return s.getvalue(), lbuf.read(), lineno
-
-
-def generate_tokens(readline):
-    indent_stack = [0]
-    lineno = 0
-    paren_level = 0
-    no_newline = False
-
-    # generate_tokens() doesn't yield this, only tokenine() does.
-    # yield TokenInfo(ENCODING, "utf-8", 0, 0, "")
-
-    while True:
-        l = readline()
-        lineno += 1
-        org_l = l
-        if not l:
-            break
-        if not l.endswith("\n"):
-            l += "\n"
-            no_newline = True
-        i, l = get_indent(l)
-
-        if l == "\n":
-            yield TokenInfo(NL, l, lineno, 0, org_l)
-            continue
-        elif l == "\x0c\n":
-            yield TokenInfo(NL, "\n", lineno, 0, org_l)
-            continue
-
-        if l.startswith("#"):
-            yield TokenInfo(COMMENT, l.rstrip("\n"), lineno, 0, org_l)
-            yield TokenInfo(NL, "\n", lineno, 0, org_l)
-            continue
-
-        if paren_level == 0:
-            if i > indent_stack[-1]:
-                yield TokenInfo(token.INDENT, org_l[:i], lineno, 0, org_l)
-                indent_stack.append(i)
-            elif i < indent_stack[-1]:
-                while i != indent_stack[-1]:
-                    yield TokenInfo(token.DEDENT, "", lineno, 0, org_l)
-                    indent_stack.pop()
-
-        while l:
-            if l[0].isdigit() or (l.startswith(".") and len(l) > 1 and l[1].isdigit()):
-                seen_dot = False
-                t = ""
-                if l.startswith("0x") or l.startswith("0X"):
-                    t = "0x"
-                    l = l[2:]
-                elif l.startswith("0o") or l.startswith("0O"):
-                    t = "0o"
-                    l = l[2:]
-                elif l.startswith("0b") or l.startswith("0B"):
-                    t = "0b"
-                    l = l[2:]
-                while l and (
-                    l[0].isdigit()
-                    or l[0] == "."
-                    or l[0] == "_"
-                    or (t.startswith("0x") and l[0] in "ABCDEFabcdef")
-                ):
-                    if l[0] == ".":
-                        if seen_dot:
-                            break
-                        seen_dot = True
-                    t += l[0]
-                    l = l[1:]
-                if l.startswith("e") or l.startswith("E"):
-                    t += l[0]
-                    l = l[1:]
-                    if l[0] in ("+", "-"):
-                        t += l[0]
-                        l = l[1:]
-                    while l and (l[0].isdigit() or l[0] == "_"):
-                        t += l[0]
-                        l = l[1:]
-                if l.startswith("j"):
-                    t += l[0]
-                    l = l[1:]
-                yield TokenInfo(token.NUMBER, t, lineno, 0, org_l)
-            elif l[0].isalpha() or l.startswith("_") or ord(l[0]) >= 0xAA:
-                name = ""
-                while l and (
-                    l[0].isalpha()
-                    or l[0].isdigit()
-                    or l.startswith("_")
-                    or ord(l[0]) >= 0xAA
-                ):
-                    name += l[0]
-                    l = l[1:]
-                if (l.startswith('"') or l.startswith("'")) and name in (
-                    "b",
-                    "r",
-                    "rb",
-                    "br",
-                    "u",
-                    "f",
-                ):
-                    s, l, lineno_delta = get_str(l, readline)
-                    yield TokenInfo(token.STRING, name + s, lineno, 0, org_l)
-                    lineno += lineno_delta
-                else:
-                    yield TokenInfo(token.NAME, name, lineno, 0, org_l)
-            elif l == "\\\n":
-                l = readline()
-                lineno += 1
-            elif l[0] == "\n":
-                nl = "" if no_newline else "\n"
-                if paren_level > 0:
-                    yield TokenInfo(NL, nl, lineno, 0, org_l)
-                else:
-                    yield TokenInfo(token.NEWLINE, nl, lineno, 0, org_l)
-                break
-            elif l[0].isspace():
-                l = l[1:]
-            elif l.startswith('"') or l.startswith("'"):
-                s, l, lineno_delta = get_str(l, readline)
-                yield TokenInfo(token.STRING, s, lineno, 0, org_l)
-                lineno += lineno_delta
-            elif l.startswith("#"):
-                yield TokenInfo(COMMENT, l.rstrip("\n"), lineno, 0, org_l)
-                l = "\n"
-            else:
-                for op in (
-                    "**=",
-                    "//=",
-                    ">>=",
-                    "<<=",
-                    "+=",
-                    "-=",
-                    "*=",
-                    "/=",
-                    "%=",
-                    "@=",
-                    "&=",
-                    "|=",
-                    "^=",
-                    "**",
-                    "//",
-                    "<<",
-                    ">>",
-                    "==",
-                    "!=",
-                    ">=",
-                    "<=",
-                    "...",
-                    "->",
-                ):
-                    if l.startswith(op):
-                        yield TokenInfo(token.OP, op, lineno, 0, org_l)
-                        l = l[len(op) :]
-                        break
-                else:
-                    yield TokenInfo(token.OP, l[0], lineno, 0, org_l)
-                    if l[0] in ("(", "[", "{"):
-                        paren_level += 1
-                    elif l[0] in (")", "]", "}"):
-                        paren_level -= 1
-                    l = l[1:]
-
-    while indent_stack[-1] > 0:
-        yield TokenInfo(token.DEDENT, "", lineno, 0, "")
-        indent_stack.pop()
-
-    yield TokenInfo(token.ENDMARKER, "", lineno, 0, "")

pyproject.toml

@@ -0,0 +1,8 @@
+[tool.isort]
+py_version=311
+line_length=100
+skip_glob = [
+   ".git/*",
+   ".bazel/*",
+   "bazel-*",
+]

scratch/astinterp.py

@@ -7,13 +7,12 @@
 # Copyright (c) 2019 Paul Sokolovsky, published under the MIT License
 
 import ast
+import builtins
 import logging
 import os
 import sys
-import builtins
 from typing import Optional, Type
 
-
 log = logging.getLogger(__name__)
 
 
@@ -54,6 +53,7 @@ class ModuleNS(ANamespace):
     # parent: Optional["ModuleNS"] = None
     pass
 
+
 class FunctionNS(ANamespace):
     pass
 
@@ -181,6 +181,7 @@ class InterpModule:
 #   namespace tree and the some sort of cursor or address into the AST under interpretation
 #   representing where to resume. The logical equivalent of a program counter, but a tree path.
 
+
 class ModuleInterpreter(StrictNodeVisitor):
     """An interpreter specific to a single module."""
 
@@ -717,7 +718,7 @@ class ModuleInterpreter(StrictNodeVisitor):
             ast.Div: lambda x, y: x / y,
             ast.FloorDiv: lambda x, y: x // y,
             ast.Mod: lambda x, y: x % y,
-            ast.Pow: lambda x, y: x ** y,
+            ast.Pow: lambda x, y: x**y,
             ast.LShift: lambda x, y: x << y,
             ast.RShift: lambda x, y: x >> y,
             ast.BitAnd: lambda x, y: x & y,

scratch/test.py

@@ -19,7 +19,6 @@ print(a.baz)
 
 import random
 
-
 for _ in range(10):
     print(random.randint(0, 1024))
 
@@ -30,5 +29,4 @@ def bar(a, b, **bs):
 
 import requests
 
-
 print(len(requests.get("https://pypi.org/pypi/requests/json").text))

tools/build_rules/cp.bzl

@@ -1,47 +0,0 @@
-load("@bazel_skylib//rules:copy_file.bzl",
-     "copy_file",
-)
-
-def cp(name, src, **kwargs):
-    """A slightly more convenient cp() rule. Name and out should always be the same."""
-
-    rule_name = name.replace(".", "_").replace(":", "/").replace("//", "").replace("/", "_")
-    copy_file(
-        name = rule_name,
-        src = src,
-        out = name,
-        **kwargs
-    )
-    return rule_name
-
-
-def _copy_filegroup_impl(ctx):
-    all_outputs = []
-    for t in ctx.attr.deps:
-        t_prefix = t.label.package
-        for f in t.files.to_list():
-            # Strip out the source prefix...
-            path = f.short_path.replace(t_prefix + "/", "")
-            out = ctx.actions.declare_file(path)
-            print(ctx.attr.name, t.label, f, " => ", path)
-            all_outputs += [out]
-            ctx.actions.run_shell(
-                outputs=[out],
-                inputs=depset([f]),
-                arguments=[f.path, out.path],
-                command="cp $1 $2"
-            )
-
-    return [
-        DefaultInfo(
-            files=depset(all_outputs),
-            runfiles=ctx.runfiles(files=all_outputs))
-    ]
-
-
-copy_filegroups = rule(
-    implementation=_copy_filegroup_impl,
-    attrs={
-        "deps": attr.label_list(),
-    },
-)

tools/build_rules/prelude_bazel

@@ -10,15 +10,6 @@ load("//tools/python:defs.bzl",
      "py_project",
 )
 
-load("@pypa//:requirements.bzl",
+load("@pypi//:requirements.bzl",
      py_requirement="requirement"
 )
-
-load("@bazel_skylib//rules:copy_file.bzl",
-    "copy_file",
-)
-
-load("//tools/build_rules:cp.bzl",
-     "cp",
-     "copy_filegroups"
-)

tools/python/BUILD

@@ -2,7 +2,7 @@ load("@rules_python//python:defs.bzl",
      "py_runtime_pair",
 )
 
-load("@arrdem_source_pypi//:requirements.bzl", "all_requirements")
+load("@pypi//:requirements.bzl", "all_requirements")
 
 package(default_visibility = ["//visibility:public"])
 
@@ -13,6 +13,7 @@ exports_files([
     "bzl_pytest_shim.py",
     "bzl_unittest_shim.py",
     "pythonshim",
+    "requirements_lock.txt",
 ])
 
 py_runtime(
@@ -40,8 +41,5 @@ py_pytest(
     srcs = [
         "test_licenses.py",
     ],
-    data = [
-        "requirements.txt",
-    ],
     deps = all_requirements,
 )

tools/python/bzl_pytest_shim.py

@@ -4,7 +4,6 @@ import sys
 
 import pytest
 
-
 if __name__ == "__main__":
     cmdline = ["--ignore=external"] + sys.argv[1:]
     print(cmdline, file=sys.stderr)

tools/python/defs.bzl

@@ -1,4 +1,4 @@
-load("@arrdem_source_pypi//:requirements.bzl",
+load("@pypi//:requirements.bzl",
      _py_requirement = "requirement"
 )
 

tools/python/requirements_lock.txt

@@ -1,4 +1,5 @@
 attrs==22.2.0
+autoflake8==0.4.0
 black==23.1.0
 cattrs==22.2.0
 click==8.1.3
@@ -6,6 +7,7 @@ coverage==7.2.1
 exceptiongroup==1.1.0
 hypothesis==6.68.2
 iniconfig==2.0.0
+isort==5.12.0
 jedi==0.18.2
 mypy-extensions==1.0.0
 packaging==23.0
@@ -14,6 +16,7 @@ pathspec==0.11.0
 platformdirs==3.1.0
 pluggy==1.0.0
 pudb==2022.1.3
+pyflakes==3.0.1
 Pygments==2.14.0
 pytest==7.2.2
 pytest-cov==4.0.0

tools/python/test_licenses.py

@@ -4,12 +4,8 @@ Validate 3rdparty library licenses as approved.
 
 import re
 
-from pkg_resources import (
-    DistInfoDistribution,
-    working_set,
-)
 import pytest
-
+from pkg_resources import DistInfoDistribution, working_set
 
 # Licenses approved as representing non-copyleft and not precluding commercial usage.
 # This is all easy, there's a good schema here.
@@ -57,11 +53,7 @@ LICENSES_BY_LOWERNAME.update(
 )
 
 # As a workaround for packages which don"t have correct meadata on PyPi, hand-verified packages
-APPROVED_PACKAGES = [
+APPROVED_PACKAGES = []
-    "yamllint",  # WARNING: YAMLLINT IS GLP3"d.
-    "Flask_Log_Request_ID",  # MIT, currently depended on as a git dep.
-    "anosql",  # BSD
-]
 
 
 def bash_license(ln):