ruff/crates/ruff_linter/resources/test/fixtures/control-flow-graph/while.py

def func():
    while False:
        return "unreachable"
    return 1

def func():
    while False:
        return "unreachable"
    else:
        return 1

def func():
    while False:
        return "unreachable"
    else:
        return 1
    return "also unreachable"

def func():
    while True:
        return 1
    return "unreachable"

def func():
    while True:
        return 1
    else:
        return "unreachable"

def func():
    while True:
        return 1
    else:
        return "unreachable"
    return "also unreachable"

def func():
    i = 0
    while False:
        i += 1
    return i

def func():
    i = 0
    while True:
        i += 1
    return i

def func():
    while True:
        pass
    return 1

def func():
    i = 0
    while True:
        if True:
            print("ok")
        i += 1
    return i

def func():
    i = 0
    while True:
        if False:
            print("ok")
        i += 1
    return i

def func():
    while True:
        if True:
            return 1
    return 0

def func():
    while True:
        continue

def func():
    while False:
        continue

def func():
    while True:
        break

def func():
    while False:
        break

def func():
    while True:
        if True:
            continue

def func():
    while True:
        if True:
            break

def func():
    while True:
        x = 0
        x = 1
        break
        x = 2
    x = 3

def func():
    while True:
        x = 0
        x = 1
        continue
        x = 2
    x = 3

def func():
    while True:
        x = 0
        x = 1
        return
        x = 2
    x = 3

def func():
    while True:
        x = 0
        x = 1
        raise Exception
        x = 2
    x = 3

# Test case found in the Bokeh repository that triggered a false positive.
def bokeh2(self, host: str = DEFAULT_HOST, port: int = DEFAULT_PORT) -> None:
    self.stop_serving = False
    while True:
        try:
            self.server = HTTPServer((host, port), HtmlOnlyHandler)
            self.host = host
            self.port = port
            break
        except OSError:
            log.debug(f"port {port} is in use, trying to next one")
            port += 1

    self.thread = threading.Thread(target=self._run_web_server)

def func():
    while T:
        try:
            while():
                if 3:
                    break
        finally:
            return