GroupedMessage

ClassPrivateSource

gpm = syncstream.base.GroupedMessage(
    data: Sequence[str] | Warning | Exception | None = None,
)

A group of messages.

Used for wrapping muliple str lines (info), a warning object, or an exception object.

This class would be used by mproc.LineProcMirror and host.LineHostMirror automatically. In most cases, users do not need to use this class directly.

Arguments

Requires

Argument	Type	Required	Description
data	Sequence[str] | Warning | Exception		The grouped messages provider. The input value would be parsed as formatted lines. The parsed messages are compatible with serialization.

Methods

serialize

jdata: dict[str, Any] = gpm.serialize()

Serialize this message item into a JSON compatible dict.

Returns

Argument	Type	Description
jdata	dict[str, Any]	The serialized dictionary. This dictionary could be converted back to GroupedMessage object by the deserialize method.

---

deserialize

gpm: GroupedMessage = GroupedMessage.deserialize(jdata: dict[str, Any])

Deserialize the JSON compatible dict into this object.

Requires

Argument	Type	Required	Description
jdata	dict[str, Any]		The serialized dictionary. This dictionary is JSON compatible, and could be transmitted by the web packages.

Returns

Argument	Type	Description
gpm	GroupedMessage	The deserialized object. This object could be converted to formatted strings by str(gpm).

Example

Catch the error traceback as gruped messages

Codes

use_grouped_messages.py

from syncstream.base import GroupedMessage

try:
   raise ImportError('A testing exception object.')
except ImportError as error:
   gpm = GroupedMessage(error)

print(gpm)

Results

Traceback (most recent call last):
  File "C:\Documents (no sync)\GitHub\sync-stream\alpha\test.py", line 4, in <module>
    raise ImportError('A testing exception object.')
ImportError: A testing exception object.