Deduplicate log setup in examples

examples/__init__.py

@@ -0,0 +1,5 @@
+"""Example scripts.
+
+Scripts need to be invoked with the -m flag, e.g.:
+python3 -m examples.youtube_example --cast "Kitchen" --show-debug
+"""

examples/bbciplayer_example.py

@@ -4,15 +4,15 @@
 # pylint: disable=invalid-name
 
 import argparse
-import logging
 import sys
 from time import sleep
 import json
 
-import zeroconf
 import pychromecast
 from pychromecast import quick_play
 
+from .common import add_log_arguments, configure_logging
+
 # Enable deprecation warnings etc.
 if not sys.warnoptions:
     import warnings
@@ -47,13 +47,7 @@
     help="Add known host (IP), can be used multiple times",
     action="append",
 )
-parser.add_argument("--show-debug", help="Enable debug log", action="store_true")
-parser.add_argument(
-    "--show-discovery-debug", help="Enable discovery debug log", action="store_true"
-)
-parser.add_argument(
-    "--show-zeroconf-debug", help="Enable zeroconf debug log", action="store_true"
-)
+add_log_arguments(parser)
 parser.add_argument(
     "--media_id", help='MediaID (default: "%(default)s")', default=MEDIA_ID
 )
@@ -68,18 +62,7 @@
 )
 args = parser.parse_args()
 
-if args.show_debug:
-    fmt = "%(asctime)s %(levelname)s (%(threadName)s) [%(name)s] %(message)s"
-    datefmt = "%Y-%m-%d %H:%M:%S"
-    logging.basicConfig(format=fmt, datefmt=datefmt, level=logging.DEBUG)
-    logging.getLogger("pychromecast.dial").setLevel(logging.INFO)
-    logging.getLogger("pychromecast.discovery").setLevel(logging.INFO)
-if args.show_discovery_debug:
-    logging.getLogger("pychromecast.dial").setLevel(logging.DEBUG)
-    logging.getLogger("pychromecast.discovery").setLevel(logging.DEBUG)
-if args.show_zeroconf_debug:
-    print("Zeroconf version: " + zeroconf.__version__)
-    logging.getLogger("zeroconf").setLevel(logging.DEBUG)
+configure_logging(args)
 
 chromecasts, browser = pychromecast.get_listed_chromecasts(
     friendly_names=[args.cast], known_hosts=args.known_host

examples/bbcsounds_example.py

@@ -4,15 +4,15 @@
 # pylint: disable=invalid-name
 
 import argparse
-import logging
 import sys
 from time import sleep
 import json
 
-import zeroconf
 import pychromecast
 from pychromecast import quick_play
 
+from .common import add_log_arguments, configure_logging
+
 # Enable deprecation warnings etc.
 if not sys.warnoptions:
     import warnings
@@ -54,13 +54,7 @@
     help="Add known host (IP), can be used multiple times",
     action="append",
 )
-parser.add_argument("--show-debug", help="Enable debug log", action="store_true")
-parser.add_argument(
-    "--show-discovery-debug", help="Enable discovery debug log", action="store_true"
-)
-parser.add_argument(
-    "--show-zeroconf-debug", help="Enable zeroconf debug log", action="store_true"
-)
+add_log_arguments(parser)
 parser.add_argument(
     "--media_id", help='MediaID (default: "%(default)s")', default=MEDIA_ID
 )
@@ -79,18 +73,7 @@
 if args.media_id == MEDIA_ID:
     args.is_live = DEFAULT_MEDIA_ID_IS_LIVE
 
-if args.show_debug:
-    fmt = "%(asctime)s %(levelname)s (%(threadName)s) [%(name)s] %(message)s"
-    datefmt = "%Y-%m-%d %H:%M:%S"
-    logging.basicConfig(format=fmt, datefmt=datefmt, level=logging.DEBUG)
-    logging.getLogger("pychromecast.dial").setLevel(logging.INFO)
-    logging.getLogger("pychromecast.discovery").setLevel(logging.INFO)
-if args.show_discovery_debug:
-    logging.getLogger("pychromecast.dial").setLevel(logging.DEBUG)
-    logging.getLogger("pychromecast.discovery").setLevel(logging.DEBUG)
-if args.show_zeroconf_debug:
-    print("Zeroconf version: " + zeroconf.__version__)
-    logging.getLogger("zeroconf").setLevel(logging.DEBUG)
+configure_logging(args)
 
 chromecasts, browser = pychromecast.get_listed_chromecasts(
     friendly_names=[args.cast], known_hosts=args.known_host

examples/bubbleupnp_example.py

@@ -5,15 +5,13 @@
 # pylint: disable=invalid-name
 
 import argparse
-import logging
 import sys
 from time import sleep
 
-import zeroconf
-
 import pychromecast
 from pychromecast import quick_play
 
+from .common import add_log_arguments, configure_logging
 
 # Enable deprecation warnings etc.
 if not sys.warnoptions:
@@ -41,13 +39,7 @@
     help="Add known host (IP), can be used multiple times",
     action="append",
 )
-parser.add_argument("--show-debug", help="Enable debug log", action="store_true")
-parser.add_argument(
-    "--show-discovery-debug", help="Enable discovery debug log", action="store_true"
-)
-parser.add_argument(
-    "--show-zeroconf-debug", help="Enable zeroconf debug log", action="store_true"
-)
+add_log_arguments(parser)
 parser.add_argument(
     "--url", help='Media url (default: "%(default)s")', default=MEDIA_URL
 )
@@ -56,18 +48,7 @@
 )
 args = parser.parse_args()
 
-if args.show_debug:
-    fmt = "%(asctime)s %(levelname)s (%(threadName)s) [%(name)s] %(message)s"
-    datefmt = "%Y-%m-%d %H:%M:%S"
-    logging.basicConfig(format=fmt, datefmt=datefmt, level=logging.DEBUG)
-    logging.getLogger("pychromecast.dial").setLevel(logging.INFO)
-    logging.getLogger("pychromecast.discovery").setLevel(logging.INFO)
-if args.show_discovery_debug:
-    logging.getLogger("pychromecast.dial").setLevel(logging.DEBUG)
-    logging.getLogger("pychromecast.discovery").setLevel(logging.DEBUG)
-if args.show_zeroconf_debug:
-    print("Zeroconf version: " + zeroconf.__version__)
-    logging.getLogger("zeroconf").setLevel(logging.DEBUG)
+configure_logging(args)
 
 chromecasts, browser = pychromecast.get_listed_chromecasts(
     friendly_names=[args.cast], known_hosts=args.known_host

examples/common.py

@@ -0,0 +1,34 @@
+"""Common helpers and utilities shared by examples."""
+
+import argparse
+import logging
+
+import zeroconf
+
+
+def add_log_arguments(parser: argparse.ArgumentParser) -> None:
+    """Add arguments to control logging to the parser."""
+    parser.add_argument("--show-debug", help="Enable debug log", action="store_true")
+    parser.add_argument(
+        "--show-discovery-debug", help="Enable discovery debug log", action="store_true"
+    )
+    parser.add_argument(
+        "--show-zeroconf-debug", help="Enable zeroconf debug log", action="store_true"
+    )
+
+
+def configure_logging(args: argparse.Namespace) -> None:
+    """Configure logging according to command line arguments."""
+    fmt = "%(asctime)s %(levelname)s (%(threadName)s) [%(name)s] %(message)s"
+    datefmt = "%Y-%m-%d %H:%M:%S"
+    logging.basicConfig(format=fmt, datefmt=datefmt, level=logging.INFO)
+
+    if args.show_debug:
+        logging.getLogger("pychromecast.dial").setLevel(logging.INFO)
+        logging.getLogger("pychromecast.discovery").setLevel(logging.INFO)
+    if args.show_discovery_debug:
+        logging.getLogger("pychromecast.dial").setLevel(logging.DEBUG)
+        logging.getLogger("pychromecast.discovery").setLevel(logging.DEBUG)
+    if args.show_zeroconf_debug:
+        print("Zeroconf version: " + zeroconf.__version__)
+        logging.getLogger("zeroconf").setLevel(logging.DEBUG)

examples/dashcast_example.py

@@ -4,15 +4,14 @@
 # pylint: disable=invalid-name
 
 import argparse
-import logging
 import sys
 import time
 
-import zeroconf
-
 import pychromecast
 from pychromecast.controllers import dashcast
 
+from .common import add_log_arguments, configure_logging
+
 # Enable deprecation warnings etc.
 if not sys.warnoptions:
     import warnings
@@ -33,27 +32,10 @@
     help="Add known host (IP), can be used multiple times",
     action="append",
 )
-parser.add_argument("--show-debug", help="Enable debug log", action="store_true")
-parser.add_argument(
-    "--show-discovery-debug", help="Enable discovery debug log", action="store_true"
-)
-parser.add_argument(
-    "--show-zeroconf-debug", help="Enable zeroconf debug log", action="store_true"
-)
+add_log_arguments(parser)
 args = parser.parse_args()
 
-if args.show_debug:
-    fmt = "%(asctime)s %(levelname)s (%(threadName)s) [%(name)s] %(message)s"
-    datefmt = "%Y-%m-%d %H:%M:%S"
-    logging.basicConfig(format=fmt, datefmt=datefmt, level=logging.DEBUG)
-    logging.getLogger("pychromecast.dial").setLevel(logging.INFO)
-    logging.getLogger("pychromecast.discovery").setLevel(logging.INFO)
-if args.show_discovery_debug:
-    logging.getLogger("pychromecast.dial").setLevel(logging.DEBUG)
-    logging.getLogger("pychromecast.discovery").setLevel(logging.DEBUG)
-if args.show_zeroconf_debug:
-    print("Zeroconf version: " + zeroconf.__version__)
-    logging.getLogger("zeroconf").setLevel(logging.DEBUG)
+configure_logging(args)
 
 chromecasts, browser = pychromecast.get_listed_chromecasts(
     friendly_names=[args.cast], known_hosts=args.known_host

examples/default_media_receiver_example.py

@@ -5,15 +5,14 @@
 # pylint: disable=invalid-name
 
 import argparse
-import logging
 import sys
 from time import sleep
 
-import zeroconf
-
 import pychromecast
 from pychromecast import quick_play
 
+from .common import add_log_arguments, configure_logging
+
 # Enable deprecation warnings etc.
 if not sys.warnoptions:
     import warnings
@@ -39,30 +38,13 @@
     help="Add known host (IP), can be used multiple times",
     action="append",
 )
-parser.add_argument("--show-debug", help="Enable debug log", action="store_true")
-parser.add_argument(
-    "--show-discovery-debug", help="Enable discovery debug log", action="store_true"
-)
-parser.add_argument(
-    "--show-zeroconf-debug", help="Enable zeroconf debug log", action="store_true"
-)
+add_log_arguments(parser)
 parser.add_argument(
     "--url", help='Media url (default: "%(default)s")', default=MEDIA_URL
 )
 args = parser.parse_args()
 
-if args.show_debug:
-    fmt = "%(asctime)s %(levelname)s (%(threadName)s) [%(name)s] %(message)s"
-    datefmt = "%Y-%m-%d %H:%M:%S"
-    logging.basicConfig(format=fmt, datefmt=datefmt, level=logging.DEBUG)
-    logging.getLogger("pychromecast.dial").setLevel(logging.INFO)
-    logging.getLogger("pychromecast.discovery").setLevel(logging.INFO)
-if args.show_discovery_debug:
-    logging.getLogger("pychromecast.dial").setLevel(logging.DEBUG)
-    logging.getLogger("pychromecast.discovery").setLevel(logging.DEBUG)
-if args.show_zeroconf_debug:
-    print("Zeroconf version: " + zeroconf.__version__)
-    logging.getLogger("zeroconf").setLevel(logging.DEBUG)
+configure_logging(args)
 
 chromecasts, browser = pychromecast.get_listed_chromecasts(
     friendly_names=[args.cast], known_hosts=args.known_host

examples/discovery_example.py

@@ -4,7 +4,6 @@
 # pylint: disable=invalid-name
 
 import argparse
-import logging
 import sys
 import time
 from uuid import UUID
@@ -14,6 +13,8 @@
 import pychromecast
 from pychromecast import CastInfo
 
+from .common import add_log_arguments, configure_logging
+
 # Enable deprecation warnings etc.
 if not sys.warnoptions:
     import warnings
@@ -33,30 +34,13 @@
     help="Zeroconf will be used even if --known-host is present",
     action="store_true",
 )
-parser.add_argument("--show-debug", help="Enable debug log", action="store_true")
-parser.add_argument(
-    "--show-discovery-debug", help="Enable discovery debug log", action="store_true"
-)
-parser.add_argument(
-    "--show-zeroconf-debug", help="Enable zeroconf debug log", action="store_true"
-)
+add_log_arguments(parser)
 parser.add_argument(
     "--verbose", help="Full display of discovered devices", action="store_true"
 )
 args = parser.parse_args()
 
-if args.show_debug:
-    fmt = "%(asctime)s %(levelname)s (%(threadName)s) [%(name)s] %(message)s"
-    datefmt = "%Y-%m-%d %H:%M:%S"
-    logging.basicConfig(format=fmt, datefmt=datefmt, level=logging.DEBUG)
-    logging.getLogger("pychromecast.dial").setLevel(logging.INFO)
-    logging.getLogger("pychromecast.discovery").setLevel(logging.INFO)
-if args.show_discovery_debug:
-    logging.getLogger("pychromecast.dial").setLevel(logging.DEBUG)
-    logging.getLogger("pychromecast.discovery").setLevel(logging.DEBUG)
-if args.show_zeroconf_debug:
-    print("Zeroconf version: " + zeroconf.__version__)
-    logging.getLogger("zeroconf").setLevel(logging.DEBUG)
+configure_logging(args)
 
 
 def list_devices() -> None:

examples/discovery_example2.py

@@ -4,13 +4,12 @@
 # pylint: disable=invalid-name
 
 import argparse
-import logging
 import sys
 
-import zeroconf
-
 import pychromecast
 
+from .common import add_log_arguments, configure_logging
+
 # Enable deprecation warnings etc.
 if not sys.warnoptions:
     import warnings
@@ -25,30 +24,13 @@
     help="Add known host (IP), can be used multiple times",
     action="append",
 )
-parser.add_argument("--show-debug", help="Enable debug log", action="store_true")
-parser.add_argument(
-    "--show-discovery-debug", help="Enable discovery debug log", action="store_true"
-)
-parser.add_argument(
-    "--show-zeroconf-debug", help="Enable zeroconf debug log", action="store_true"
-)
+add_log_arguments(parser)
 parser.add_argument(
     "--verbose", help="Full display of discovered devices", action="store_true"
 )
 args = parser.parse_args()
 
-if args.show_debug:
-    fmt = "%(asctime)s %(levelname)s (%(threadName)s) [%(name)s] %(message)s"
-    datefmt = "%Y-%m-%d %H:%M:%S"
-    logging.basicConfig(format=fmt, datefmt=datefmt, level=logging.DEBUG)
-    logging.getLogger("pychromecast.dial").setLevel(logging.INFO)
-    logging.getLogger("pychromecast.discovery").setLevel(logging.INFO)
-if args.show_discovery_debug:
-    logging.getLogger("pychromecast.dial").setLevel(logging.DEBUG)
-    logging.getLogger("pychromecast.discovery").setLevel(logging.DEBUG)
-if args.show_zeroconf_debug:
-    print("Zeroconf version: " + zeroconf.__version__)
-    logging.getLogger("zeroconf").setLevel(logging.DEBUG)
+configure_logging(args)
 
 devices, browser = pychromecast.discovery.discover_chromecasts(
     known_hosts=args.known_host