Support running non-ascii files on Python 2. Fixes #206

src/debugpy/_vendored/pydevd/pydevd_plugins/__init__.py

@@ -1,5 +1,8 @@
-try:
-    __import__('pkg_resources').declare_namespace(__name__)
-except ImportError:
-    import pkgutil
-    __path__ = pkgutil.extend_path(__path__, __name__)
+import warnings
+with warnings.catch_warnings():
+    warnings.filterwarnings("ignore", category=DeprecationWarning)
+    try:
+        __import__('pkg_resources').declare_namespace(__name__)
+    except ImportError:
+        import pkgutil
+        __path__ = pkgutil.extend_path(__path__, __name__)

src/debugpy/_vendored/pydevd/pydevd_plugins/extensions/__init__.py

@@ -1,5 +1,7 @@
-try:
-    __import__('pkg_resources').declare_namespace(__name__)
-except ImportError:
-    import pkgutil
-    __path__ = pkgutil.extend_path(__path__, __name__)
+import warnings
+with warnings.catch_warnings():
+    try:
+        __import__('pkg_resources').declare_namespace(__name__)
+    except ImportError:
+        import pkgutil
+        __path__ = pkgutil.extend_path(__path__, __name__)

src/debugpy/_vendored/pydevd/pydevd_plugins/extensions/types/__init__.py

@@ -1,5 +1,7 @@
-try:
-    __import__('pkg_resources').declare_namespace(__name__)
-except ImportError:
-    import pkgutil
-    __path__ = pkgutil.extend_path(__path__, __name__)
+import warnings
+with warnings.catch_warnings():
+    try:
+        __import__('pkg_resources').declare_namespace(__name__)
+    except ImportError:
+        import pkgutil
+        __path__ = pkgutil.extend_path(__path__, __name__)

src/debugpy/_vendored/pydevd/tests_python/my_extensions/pydevd_plugins/__init__.py

@@ -1,5 +1,7 @@
-try:
-    __import__('pkg_resources').declare_namespace(__name__)
-except ImportError:
-    import pkgutil
-    __path__ = pkgutil.extend_path(__path__, __name__)
+import warnings
+with warnings.catch_warnings():
+    try:
+        __import__('pkg_resources').declare_namespace(__name__)
+    except ImportError:
+        import pkgutil
+        __path__ = pkgutil.extend_path(__path__, __name__)

src/debugpy/_vendored/pydevd/tests_python/my_extensions/pydevd_plugins/extensions/__init__.py

@@ -1,5 +1,7 @@
-try:
-    __import__('pkg_resources').declare_namespace(__name__)
-except ImportError:
-    import pkgutil
-    __path__ = pkgutil.extend_path(__path__, __name__)
+import warnings
+with warnings.catch_warnings():
+    try:
+        __import__('pkg_resources').declare_namespace(__name__)
+    except ImportError:
+        import pkgutil
+        __path__ = pkgutil.extend_path(__path__, __name__)

src/debugpy/server/api.py

@@ -135,7 +135,7 @@ def debug(address, **kwargs):
 
         debugpy_path = os.path.dirname(absolute_path(debugpy.__file__))
         settrace_kwargs["dont_trace_start_patterns"] = (debugpy_path,)
-        settrace_kwargs["dont_trace_end_patterns"] = ("debugpy_launcher.py",)
+        settrace_kwargs["dont_trace_end_patterns"] = (str("debugpy_launcher.py"),)
 
         try:
             return func(address, settrace_kwargs, **kwargs)

src/debugpy/server/cli.py

@@ -43,7 +43,7 @@ class Options(object):
     address = None
     log_to = None
     log_to_stderr = False
-    target = None
+    target = None  # unicode
     target_kind = None
     wait_for_client = False
     adapter_access_token = None
@@ -141,7 +141,20 @@ def set_config(arg, it):
 def set_target(kind, parser=(lambda x: x), positional=False):
     def do(arg, it):
         options.target_kind = kind
-        options.target = parser(arg if positional else next(it))
+        target = parser(arg if positional else next(it))
+
+        if isinstance(target, bytes):
+            # target may be the code, so, try some additional encodings...
+            try:
+                target = target.decode(sys.getfilesystemencoding())
+            except UnicodeDecodeError:
+                try:
+                    target = target.decode("utf-8")
+                except UnicodeDecodeError:
+                    import locale
+
+                    target = target.decode(locale.getpreferredencoding(False))
+        options.target = target
 
     return do
 
@@ -233,6 +246,7 @@ def start_debugging(argv_0):
     # because they use it to report the "process" event. Thus, we can't rely on
     # run_path() and run_module() doing that, even though they will eventually.
     sys.argv[0] = compat.filename_str(argv_0)
+
     log.debug("sys.argv after patching: {0!r}", sys.argv)
 
     debugpy.configure(options.config)
@@ -249,43 +263,48 @@ def start_debugging(argv_0):
 
 
 def run_file():
-    start_debugging(options.target)
+    target = options.target
+    start_debugging(target)
+
+    target_as_str = compat.filename_str(target)
 
     # run_path has one difference with invoking Python from command-line:
     # if the target is a file (rather than a directory), it does not add its
     # parent directory to sys.path. Thus, importing other modules from the
     # same directory is broken unless sys.path is patched here.
-    if os.path.isfile(options.target):
-        dir = os.path.dirname(options.target)
+
+    if os.path.isfile(target_as_str):
+        dir = os.path.dirname(target_as_str)
         sys.path.insert(0, dir)
     else:
-        log.debug("Not a file: {0!r}", options.target)
+        log.debug("Not a file: {0!r}", target)
 
     log.describe_environment("Pre-launch environment:")
-    log.info("Running file {0!r}", options.target)
 
-    runpy.run_path(options.target, run_name=compat.force_str("__main__"))
+    log.info("Running file {0!r}", target)
+    runpy.run_path(target_as_str, run_name=compat.force_str("__main__"))
 
 
 def run_module():
     # Add current directory to path, like Python itself does for -m. This must
     # be in place before trying to use find_spec below to resolve submodules.
-    sys.path.insert(0, "")
+    sys.path.insert(0, str(""))
 
     # We want to do the same thing that run_module() would do here, without
     # actually invoking it. On Python 3, it's exposed as a public API, but
     # on Python 2, we have to invoke a private function in runpy for this.
     # Either way, if it fails to resolve for any reason, just leave argv as is.
     argv_0 = sys.argv[0]
+    target_as_str = compat.filename_str(options.target)
     try:
         if sys.version_info >= (3,):
             from importlib.util import find_spec
 
-            spec = find_spec(options.target)
+            spec = find_spec(target_as_str)
             if spec is not None:
                 argv_0 = spec.origin
         else:
-            _, _, _, argv_0 = runpy._get_module_details(options.target)
+            _, _, _, argv_0 = runpy._get_module_details(target_as_str)
     except Exception:
         log.swallow_exception("Error determining module path for sys.argv")
 
@@ -294,14 +313,9 @@ def run_module():
     # On Python 2, module name must be a non-Unicode string, because it ends up
     # a part of module's __package__, and Python will refuse to run the module
     # if __package__ is Unicode.
-    target = (
-        compat.filename_bytes(options.target)
-        if sys.version_info < (3,)
-        else options.target
-    )
 
     log.describe_environment("Pre-launch environment:")
-    log.info("Running module {0!r}", target)
+    log.info("Running module {0!r}", options.target)
 
     # Docs say that runpy.run_module is equivalent to -m, but it's not actually
     # the case for packages - -m sets __name__ to "__main__", but run_module sets
@@ -312,17 +326,17 @@ def run_module():
         run_module_as_main = runpy._run_module_as_main
     except AttributeError:
         log.warning("runpy._run_module_as_main is missing, falling back to run_module.")
-        runpy.run_module(target, alter_sys=True)
+        runpy.run_module(target_as_str, alter_sys=True)
     else:
-        run_module_as_main(target, alter_argv=True)
+        run_module_as_main(target_as_str, alter_argv=True)
 
 
 def run_code():
     # Add current directory to path, like Python itself does for -c.
-    sys.path.insert(0, "")
-    code = compile(options.target, "<string>", "exec")
+    sys.path.insert(0, str(""))
+    code = compile(options.target, str("<string>"), str("exec"))
 
-    start_debugging("-c")
+    start_debugging(str("-c"))
 
     log.describe_environment("Pre-launch environment:")
     log.info("Running code:\n\n{0}", options.target)
@@ -404,7 +418,7 @@ def main():
     try:
         parse_argv()
     except Exception as exc:
-        print(HELP + "\nError: " + str(exc), file=sys.stderr)
+        print(str(HELP) + str("\nError: ") + str(exc), file=sys.stderr)
         sys.exit(2)
 
     if options.log_to is not None:
@@ -415,7 +429,7 @@ def main():
     api.ensure_logging()
 
     log.info(
-        "sys.argv before parsing: {0!r}\n" "         after parsing:  {1!r}",
+        str("sys.argv before parsing: {0!r}\n" "         after parsing:  {1!r}"),
         original_argv,
         sys.argv,
     )

tests/debug/targets.py

@@ -6,7 +6,7 @@
 
 import py
 
-from debugpy.common import fmt
+from debugpy.common import fmt, compat
 from tests.patterns import some
 
 
@@ -79,10 +79,10 @@ class Program(Target):
     pytest_id = "program"
 
     def __repr__(self):
-        return fmt("program {0!j}", self.filename)
+        return fmt("program {0!j}", compat.filename(self.filename.strpath))
 
     def configure(self, session):
-        session.config["program"] = self.filename
+        session.config["program"] = compat.filename(self.filename.strpath)
         session.config["args"] = self.args
 
     def cli(self, env):

tests/debugpy/test_run.py

@@ -1,3 +1,4 @@
+# coding: utf-8
 # Copyright (c) Microsoft Corporation. All rights reserved.
 # Licensed under the MIT License. See LICENSE in the project root
 # for license information.
@@ -162,7 +163,7 @@ def make_custompy(tmpdir, id=""):
 @pytest.mark.parametrize("debuggee_custompy", [None, "launcher"])
 @pytest.mark.parametrize("launcher_custompy", [None, "debuggee"])
 def test_custom_python(
-    pyfile, tmpdir, run, target, debuggee_custompy, launcher_custompy,
+    pyfile, tmpdir, run, target, debuggee_custompy, launcher_custompy
 ):
     @pyfile
     def code_to_debug():
@@ -236,10 +237,7 @@ def code_to_debug():
         with run(session, target(code_to_debug)):
             pass
 
-        assert backchannel.receive() == [
-            "-O" in python_cmd,
-            "-B" in python_cmd,
-        ]
+        assert backchannel.receive() == ["-O" in python_cmd, "-B" in python_cmd]
 
 
 @pytest.mark.parametrize("run", runners.all)
@@ -284,3 +282,38 @@ def code_to_debug():
 
         using_frame_eval = backchannel.receive()
         assert using_frame_eval == (frame_eval == "yes")
+
+
+@pytest.mark.skipif(
+    not sys.version_info[0] >= 3,
+    reason="Test structure must still be updated to properly support Python 2 with unicode",
+)
+@pytest.mark.parametrize("run", [runners.all_launch[0]])
+def test_unicode_dir(tmpdir, run, target):
+    from debugpy.common import compat
+
+    unicode_chars = "á"
+
+    directory = os.path.join(compat.force_unicode(str(tmpdir), "ascii"), unicode_chars)
+    directory = compat.filename_str(directory)
+    os.makedirs(directory)
+
+    code_to_debug = os.path.join(directory, compat.filename_str("experiment.py"))
+    with open(code_to_debug, "wb") as stream:
+        stream.write(
+            b"""
+import debuggee
+from debuggee import backchannel
+
+debuggee.setup()
+backchannel.send('ok')
+"""
+        )
+
+    with debug.Session() as session:
+        backchannel = session.open_backchannel()
+        with run(session, target(compat.filename_str(code_to_debug))):
+            pass
+
+        received = backchannel.receive()
+        assert received == "ok"