stash

stash/config/scrapers/community/py_common/log.py

@@ -0,0 +1,39 @@
+import sys
+import re
+# Log messages sent from a script scraper instance are transmitted via stderr and are
+# encoded with a prefix consisting of special character SOH, then the log
+# level (one of t, d, i, w or e - corresponding to trace, debug, info,
+# warning and error levels respectively), then special character
+# STX.
+#
+# The log.trace, log.debug, log.info, log.warning, and log.error methods, and their equivalent
+# formatted methods are intended for use by script scraper instances to transmit log
+# messages.
+#
+
+def __log(level_char: bytes, s):
+    if level_char:
+        lvl_char = "\x01{}\x02".format(level_char.decode())
+        s = re.sub(r"data:image.+?;base64(.+?')","[...]",str(s))
+        for x in s.split("\n"):
+            print(lvl_char, x, file=sys.stderr, flush=True)
+
+
+def trace(s):
+    __log(b't', s)
+
+
+def debug(s):
+    __log(b'd', s)
+
+
+def info(s):
+    __log(b'i', s)
+
+
+def warning(s):
+    __log(b'w', s)
+
+
+def error(s):
+    __log(b'e', s)