Enable explicit Ruff check rules

build/ci/addEnvPath.py

@@ -3,7 +3,8 @@
 
 #Adds the virtual environment's executable path to json file
 
-import json,sys
+import json
+import sys
 import os.path
 jsonPath = sys.argv[1]
 key = sys.argv[2]

build/update_ext_version.py

@@ -86,7 +86,7 @@ def main(package_json: pathlib.Path, argv: Sequence[str]) -> None:
         raise ValueError(
             f"Major version [{major}] must be the current year [{current_year}].",
             f"If changing major version after new year's, change to {current_year}.1.0",
-            f"Minor version must be updated based on release or pre-release channel.",
+            "Minor version must be updated based on release or pre-release channel.",
         )
 
     if args.release and not is_even(minor):

python_files/create_conda.py

@@ -48,19 +48,19 @@ def parse_args(argv: Sequence[str]) -> argparse.Namespace:
 
 
 def file_exists(path: Union[str, pathlib.PurePath]) -> bool:
-    return os.path.exists(path)
+    return os.path.exists(path)  # noqa: PTH110
 
 
 def conda_env_exists(name: Union[str, pathlib.PurePath]) -> bool:
-    return os.path.exists(CWD / name)
+    return os.path.exists(CWD / name)  # noqa: PTH110
 
 
 def run_process(args: Sequence[str], error_message: str) -> None:
     try:
         print("Running: " + " ".join(args))
-        subprocess.run(args, cwd=os.getcwd(), check=True)
-    except subprocess.CalledProcessError:
-        raise VenvError(error_message)
+        subprocess.run(args, cwd=os.getcwd(), check=True)  # noqa: PTH109
+    except subprocess.CalledProcessError as exc:
+        raise VenvError(error_message) from exc
 
 
 def get_conda_env_path(name: str) -> str:
@@ -89,11 +89,10 @@ def install_packages(env_path: str) -> None:
 
 
 def add_gitignore(name: str) -> None:
-    git_ignore = os.fspath(CWD / name / ".gitignore")
-    if not file_exists(git_ignore):
-        print(f"Creating: {git_ignore}")
-        with open(git_ignore, "w") as f:
-            f.write("*")
+    git_ignore = CWD / name / ".gitignore"
+    if not git_ignore.is_file():
+        print(f"Creating: {os.fsdecode(git_ignore)}")
+        git_ignore.write_text("*")
 
 
 def main(argv: Optional[Sequence[str]] = None) -> None:

python_files/create_microvenv.py

@@ -20,9 +20,9 @@ class MicroVenvError(Exception):
 def run_process(args: Sequence[str], error_message: str) -> None:
     try:
         print("Running: " + " ".join(args))
-        subprocess.run(args, cwd=os.getcwd(), check=True)
-    except subprocess.CalledProcessError:
-        raise MicroVenvError(error_message)
+        subprocess.run(args, cwd=os.getcwd(), check=True)  # noqa: PTH109
+    except subprocess.CalledProcessError as exc:
+        raise MicroVenvError(error_message) from exc
 
 
 def parse_args(argv: Sequence[str]) -> argparse.Namespace:

python_files/create_venv.py

@@ -89,9 +89,9 @@ def venv_exists(name: str) -> bool:
 def run_process(args: Sequence[str], error_message: str) -> None:
     try:
         print("Running: " + " ".join(args))
-        subprocess.run(args, cwd=os.getcwd(), check=True)
-    except subprocess.CalledProcessError:
-        raise VenvError(error_message)
+        subprocess.run(args, cwd=os.getcwd(), check=True)  # noqa: PTH109
+    except subprocess.CalledProcessError as exc:
+        raise VenvError(error_message) from exc
 
 
 def get_venv_path(name: str) -> str:
@@ -136,10 +136,9 @@ def upgrade_pip(venv_path: str) -> None:
 
 def add_gitignore(name: str) -> None:
     git_ignore = CWD / name / ".gitignore"
-    if not file_exists(git_ignore):
-        print("Creating: " + os.fspath(git_ignore))
-        with open(git_ignore, "w") as f:
-            f.write("*")
+    if git_ignore.is_file():
+        print("Creating:", os.fspath(git_ignore))
+        git_ignore.write_text("*")
 
 
 def download_pip_pyz(name: str):
@@ -148,13 +147,10 @@ def download_pip_pyz(name: str):
 
     try:
         with url_lib.urlopen(url) as response:
-            pip_pyz_path = os.fspath(CWD / name / "pip.pyz")
-            with open(pip_pyz_path, "wb") as out_file:
-                data = response.read()
-                out_file.write(data)
-                out_file.flush()
-    except Exception:
-        raise VenvError("CREATE_VENV.DOWNLOAD_PIP_FAILED")
+            pip_pyz_path = CWD / name / "pip.pyz"
+            pip_pyz_path.write_bytes(data=response.read())
+    except Exception as exc:
+        raise VenvError("CREATE_VENV.DOWNLOAD_PIP_FAILED") from exc
 
 
 def install_pip(name: str):

python_files/download_get_pip.py

@@ -2,9 +2,9 @@
 # Licensed under the MIT License.
 
 import json
-import os
 import pathlib
 import urllib.request as url_lib
+
 from packaging.version import parse as version_parser
 
 EXTENSION_ROOT = pathlib.Path(__file__).parent.parent
@@ -14,20 +14,20 @@
 
 
 def _get_package_data():
-    json_uri = "https://pypi.org/pypi/{0}/json".format(PIP_PACKAGE)
+    json_uri = f"https://pypi.org/pypi/{PIP_PACKAGE}/json"
     # Response format: https://warehouse.readthedocs.io/api-reference/json/#project
     # Release metadata format: https://github.com/pypa/interoperability-peps/blob/master/pep-0426-core-metadata.rst
     with url_lib.urlopen(json_uri) as response:
         return json.loads(response.read())
 
 
 def _download_and_save(root, version):
-    root = os.getcwd() if root is None or root == "." else root
+    root = pathlib.Path.cwd() if root is None or root == "." else pathlib.Path(root)
     url = f"https://raw.githubusercontent.com/pypa/get-pip/{version}/public/get-pip.py"
     print(url)
     with url_lib.urlopen(url) as response:
         data = response.read()
-        get_pip_file = pathlib.Path(root) / "get-pip.py"
+        get_pip_file = root / "get-pip.py"
         get_pip_file.write_bytes(data)
 
 

python_files/get_output_via_markers.py

@@ -18,9 +18,9 @@
         del sys.argv[0]
         exec(code, ns, ns)
     elif module.startswith("-m"):
-        moduleName = sys.argv[2]
+        module_name = sys.argv[2]
         sys.argv = sys.argv[2:]  # It should begin with the module name.
-        runpy.run_module(moduleName, run_name="__main__", alter_sys=True)
+        runpy.run_module(module_name, run_name="__main__", alter_sys=True)
     elif module.endswith(".py"):
         sys.argv = sys.argv[1:]
         runpy.run_path(module, run_name="__main__")

python_files/installed_check.py

@@ -36,9 +36,7 @@ def parse_args(argv: Optional[Sequence[str]] = None):
 def parse_requirements(line: str) -> Optional[Requirement]:
     try:
         req = Requirement(line.strip("\\"))
-        if req.marker is None:
-            return req
-        elif req.marker.evaluate():
+        if req.marker is None or req.marker.evaluate():
             return req
     except Exception:
         pass

python_files/linter.py

@@ -1,7 +1,6 @@
 import subprocess
 import sys
 
-
 linter_settings = {
     "pylint": {
         "args": ["--reports=n", "--output-format=json"],

python_files/normalizeSelection.py

@@ -21,12 +21,11 @@ def split_lines(source):
 
 
 def _get_statements(selection):
-    """
-    Process a multiline selection into a list of its top-level statements.
+    """Process a multiline selection into a list of its top-level statements.
+
     This will remove empty newlines around and within the selection, dedent it,
     and split it using the result of `ast.parse()`.
     """
-
     # Remove blank lines within the selection to prevent the REPL from thinking the block is finished.
     lines = (line for line in split_lines(selection) if line.strip() != "")
 
@@ -57,7 +56,7 @@ def _get_statements(selection):
         # Also, not all AST objects can have decorators.
         if hasattr(node, "decorator_list") and sys.version_info >= (3, 8):
             # Using getattr instead of node.decorator_list or pyright will complain about an unknown member.
-            line_end -= len(getattr(node, "decorator_list"))
+            line_end -= len(getattr(node, "decorator_list"))  # noqa: B009
         ends.append(line_end)
     ends.append(len(lines))
 
@@ -74,7 +73,7 @@ def _get_statements(selection):
         # Special handling of decorators similar to what's above.
         if hasattr(node, "decorator_list") and sys.version_info >= (3, 8):
             # Using getattr instead of node.decorator_list or pyright will complain about an unknown member.
-            start -= len(getattr(node, "decorator_list"))
+            start -= len(getattr(node, "decorator_list"))  # noqa: B009
         block = "\n".join(lines[start:end])
 
         # If the block is multiline, add an extra newline character at its end.
@@ -134,26 +133,24 @@ def normalize_lines(selection):
 
 
 def check_exact_exist(top_level_nodes, start_line, end_line):
-    exact_nodes = []
-    for node in top_level_nodes:
-        if node.lineno == start_line and node.end_lineno == end_line:
-            exact_nodes.append(node)
+    return [
+        node
+        for node in top_level_nodes
+        if node.lineno == start_line and node.end_lineno == end_line
+    ]
 
-    return exact_nodes
 
+def traverse_file(whole_file_content, start_line, end_line, was_highlighted):  # noqa: ARG001
+    """Intended to traverse through a user's given file content and find, collect all appropriate lines that should be sent to the REPL in case of smart selection.
 
-def traverse_file(wholeFileContent, start_line, end_line, was_highlighted):
-    """
-    Intended to traverse through a user's given file content and find, collect all appropriate lines
-    that should be sent to the REPL in case of smart selection.
     This could be exact statement such as just a single line print statement,
     or a multiline dictionary, or differently styled multi-line list comprehension, etc.
     Then call the normalize_lines function to normalize our smartly selected code block.
     """
     parsed_file_content = None
 
     try:
-        parsed_file_content = ast.parse(wholeFileContent)
+        parsed_file_content = ast.parse(whole_file_content)
     except Exception:
         # Handle case where user is attempting to run code where file contains deprecated Python code.
         # Let typescript side know and show warning message.
@@ -192,8 +189,7 @@ def traverse_file(wholeFileContent, start_line, end_line, was_highlighted):
             ast.ExceptHandler,
         )
         if isinstance(node, ast_types_with_nodebody) and isinstance(node.body, Iterable):
-            for child_nodes in node.body:
-                top_level_nodes.append(child_nodes)
+            top_level_nodes.extend(node.body)
 
     exact_nodes = check_exact_exist(top_level_nodes, start_line, end_line)
 
@@ -202,7 +198,7 @@ def traverse_file(wholeFileContent, start_line, end_line, was_highlighted):
         which_line_next = 0
         for same_line_node in exact_nodes:
             should_run_top_blocks.append(same_line_node)
-            smart_code += f"{ast.get_source_segment(wholeFileContent, same_line_node)}\n"
+            smart_code += f"{ast.get_source_segment(whole_file_content, same_line_node)}\n"
             which_line_next = get_next_block_lineno(should_run_top_blocks)
         return {
             "normalized_smart_result": smart_code,
@@ -216,7 +212,7 @@ def traverse_file(wholeFileContent, start_line, end_line, was_highlighted):
         if start_line == top_node.lineno and end_line == top_node.end_lineno:
             should_run_top_blocks.append(top_node)
 
-            smart_code += f"{ast.get_source_segment(wholeFileContent, top_node)}\n"
+            smart_code += f"{ast.get_source_segment(whole_file_content, top_node)}\n"
             break  # If we found exact match, don't waste computation in parsing extra nodes.
         elif start_line >= top_node.lineno and end_line <= top_node.end_lineno:
             # Case to apply smart selection for multiple line.
@@ -231,7 +227,7 @@ def traverse_file(wholeFileContent, start_line, end_line, was_highlighted):
 
             should_run_top_blocks.append(top_node)
 
-            smart_code += str(ast.get_source_segment(wholeFileContent, top_node))
+            smart_code += str(ast.get_source_segment(whole_file_content, top_node))
             smart_code += "\n"
 
     normalized_smart_result = normalize_lines(smart_code)
@@ -262,7 +258,7 @@ def get_next_block_lineno(which_line_next):
     raw = stdin.read()
     contents = json.loads(raw.decode("utf-8"))
     # Empty highlight means user has not explicitly selected specific text.
-    empty_Highlight = contents.get("emptyHighlight", False)
+    empty_highlight = contents.get("emptyHighlight", False)
 
     # We also get the activeEditor selection start line and end line from the typescript VS Code side.
     # Remember to add 1 to each of the received since vscode starts line counting from 0 .
@@ -273,12 +269,12 @@ def get_next_block_lineno(which_line_next):
     data = None
     which_line_next = 0
 
-    if empty_Highlight and contents.get("smartSendSettingsEnabled"):
+    if empty_highlight and contents.get("smartSendSettingsEnabled"):
         result = traverse_file(
             contents["wholeFileContent"],
             vscode_start_line,
             vscode_end_line,
-            not empty_Highlight,
+            not empty_highlight,
         )
         normalized = result["normalized_smart_result"]
         which_line_next = result["which_line_next"]

python_files/printEnvVariables.py

@@ -1,7 +1,7 @@
 # Copyright (c) Microsoft Corporation. All rights reserved.
 # Licensed under the MIT License.
 
-import os
 import json
+import os
 
 print(json.dumps(dict(os.environ)))

python_files/printEnvVariablesToFile.py

@@ -7,6 +7,6 @@
 # Last argument is the target file into which we'll write the env variables line by line.
 output_file = sys.argv[-1]
 
-with open(output_file, "w") as outfile:
+with open(output_file, "w") as outfile:  # noqa: PTH123
     for key, val in os.environ.items():
         outfile.write(f"{key}={val}\n")