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LICENSE

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+Copyright 2020 Will McGugan
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+

rich/logging.py

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+import logging
+from datetime import datetime
+from logging import Handler, LogRecord
+from pathlib import Path
+
+from rich._log_render import LogRender
+from rich.console import Console
+from rich.highlighter import ReprHighlighter
+from rich.markup import render
+from rich.text import Text
+
+# LOG_LEVELS = ["NOTSET", "DEBUG", "INFO", "WARNING", "ERROR", "CRITICAL"]
+
+
+class RichHandler(Handler):
+    """A logging handler with rich output."""
+
+    KEYWORDS = ["GET", "POST", "HEAD", "PUT", "DELETE", "OPTIONS", "TRACE", "PATCH"]
+
+    def __init__(self, level: int = logging.NOTSET) -> None:
+        super().__init__(level=level)
+        self.console = Console()
+        self.highlighter = ReprHighlighter()
+        self._log_render = LogRender(show_level=True)
+
+    def emit(self, record: LogRecord) -> None:
+        path = Path(record.pathname).name
+        log_style = f"logging.level.{record.levelname.lower()}"
+        message = self.format(record)
+        time_format = None if self.formatter is None else self.formatter.datefmt
+        log_time = datetime.fromtimestamp(record.created)
+
+        level = Text()
+        level.append(record.levelname, log_style)
+        message_text = Text(message)
+        message_text.highlight_words(self.KEYWORDS, "logging.keyword")
+        message_text = self.highlighter(message_text)
+
+        self.console.print(
+            self._log_render(
+                self.console,
+                [message_text],
+                log_time=log_time,
+                time_format=time_format,
+                level=level,
+                path=path,
+                line_no=record.lineno,
+            )
+        )
+
+
+if __name__ == "__main__":  # pragma: no cover
+    from time import sleep
+
+    FORMAT = "%(message)s"
+    # FORMAT = "%(asctime)-15s - %(level) - %(message)s"
+    logging.basicConfig(
+        level="NOTSET", format=FORMAT, datefmt="[%X] ", handlers=[RichHandler()]
+    )
+    log = logging.getLogger("rich")
+
+    log.info("Server starting...")
+    log.info("Listening on http://127.0.0.1:8080")
+    sleep(1)
+
+    log.info("GET /index.html 200 1298")
+    log.info("GET /imgs/backgrounds/back1.jpg 200 54386")
+    log.info("GET /css/styles.css 200 54386")
+    log.warning("GET /favicon.ico 404 242")
+    sleep(1)
+
+    log.debug(
+        "JSONRPC request\n--> %r\n<-- %r",
+        {
+            "version": "1.1",
+            "method": "confirmFruitPurchase",
+            "params": [["apple", "orange", "mangoes", "pomelo"], 1.123],
+            "id": "194521489",
+        },
+        {"version": "1.1", "result": True, "error": None, "id": "194521489"},
+    )
+    log.error("Unable to find 'pomelo' in database!")
+    log.info("POST /jsonrpc/ 200 65532")
+    log.info("POST /admin/ 401 42234")
+    log.warning("password was rejected for admin site.")
+    try:
+        1 / 0
+    except:
+        log.exception("An error of some kind occurred!")
+    sleep(1)
+    log.critical("Out of memory!")
+    log.info("Server exited with code=-1")