Write standard logs
Stay organized with collections
Save and categorize content based on your preferences.
Demonstrates how to use Cloud Logging in a standard library-compatible way.
Explore further
For detailed documentation that includes this code sample, see the following:
Code sample
Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 4.0 License, and code samples are licensed under the Apache 2.0 License. For details, see the Google Developers Site Policies. Java is a registered trademark of Oracle and/or its affiliates.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],[],[],[],null,["# Write standard logs\n\nDemonstrates how to use Cloud Logging in a standard library-compatible way.\n\nExplore further\n---------------\n\n\nFor detailed documentation that includes this code sample, see the following:\n\n- [Setting Up Cloud Logging for Go](/logging/docs/setup/go)\n\nCode sample\n-----------\n\n### Go\n\n\nTo learn how to install and use the client library for Logging, see\n[Logging client libraries](/logging/docs/reference/libraries).\n\n\nTo authenticate to Logging, set up Application Default Credentials.\nFor more information, see\n\n[Set up authentication for a local development environment](/docs/authentication/set-up-adc-local-dev-environment).\n\n\n // Sample stdlogging writes log.Logger logs to the Cloud Logging.\n package main\n\n import (\n \t\"context\"\n \t\"log\"\n\n \t\"cloud.google.com/go/logging\"\n )\n\n func main() {\n \tctx := context.Background()\n\n \t// Sets your Google Cloud Platform project ID.\n \tprojectID := \"YOUR_PROJECT_ID\"\n\n \t// Creates a client.\n \tclient, err := logging.NewClient(ctx, projectID)\n \tif err != nil {\n \t\tlog.Fatalf(\"Failed to create client: %v\", err)\n \t}\n \tdefer client.Close()\n\n \t// Sets the name of the log to write to.\n \tlogName := \"my-log\"\n\n \tlogger := client.Logger(logName).https://cloud.google.com/go/docs/reference/cloud.google.com/go/logging/latest/index.html#cloud_google_com_go_logging_Logger_StandardLogger(logging.https://cloud.google.com/go/docs/reference/cloud.google.com/go/logging/latest/index.html#cloud_google_com_go_logging_Default_Debug_Info_Notice_Warning_Error_Critical_Alert_Emergency)\n\n \t// Logs \"hello world\", log entry is visible at\n \t// Cloud Logs.\n \tlogger.Println(\"hello world\")\n }\n\n### Python\n\n\nTo learn how to install and use the client library for Logging, see\n[Logging client libraries](/logging/docs/reference/libraries).\n\n\nTo authenticate to Logging, set up Application Default Credentials.\nFor more information, see\n\n[Set up authentication for a local development environment](/docs/authentication/set-up-adc-local-dev-environment).\n\n # Imports the Cloud Logging client library\n import google.cloud.logging\n\n # Instantiates a client\n client = google.cloud.logging.https://cloud.google.com/python/docs/reference/logging/latest/google.cloud.logging_v2.client.Client.html()\n\n # Retrieves a Cloud Logging handler based on the environment\n # you're running in and integrates the handler with the\n # Python logging module. By default this captures all logs\n # at INFO level and higher\n client.https://cloud.google.com/python/docs/reference/logging/latest/google.cloud.logging_v2.client.Client.html#google_cloud_logging_v2_client_Client_setup_logging()\n\n # Imports Python standard library logging\n import logging\n\n # The data to log\n text = \"Hello, world!\"\n\n # Emits the data using the standard logging module\n logging.warning(text)\n\n print(\"Logged: {}\".format(text))\n\nWhat's next\n-----------\n\n\nTo search and filter code samples for other Google Cloud products, see the\n[Google Cloud sample browser](/docs/samples?product=logging)."]]