Stuck on an issue?

Lightrun Answers was designed to reduce the constant googling that comes with debugging 3rd party libraries. It collects links to all the places you might be looking at while hunting down a tough bug.

And, if you’re still stuck at the end, we’re happy to hop on a call to see how we can help out.

bigquery udf: len is undefined

See original GitHub issue

workaround is to use javascript notation in the udf

len = lambda x: x.length

which will transpile to

let len = ((x) => x.length)

Issue Analytics

State:
Created 5 years ago
Comments:9 (5 by maintainers)

Top GitHub Comments

1reaction

cpcloudcommented, Jun 4, 2018

enumerate yields index, element you probably want to write that as lambda x: x.map(lambda e, i: (i, e))

0reactions

tsdlovellcommented, Jun 4, 2018

I might be able to start from visit_ListComp

Top Results From Across the Web

BigQuery fails to save view that uses functions - Stack Overflow

If you try to save a view with a query that uses the function inline - you get the following error: Failed to...

User-defined functions | BigQuery - Google Cloud

A user-defined function (UDF) lets you create a function by using a SQL expression or JavaScript code. A UDF accepts columns of input,...

User-Defined Functions - BigQuery ETL

udf.array_drop_first_and_append. Drop the first element of an array, and append the given element. Result is an array with the same length as the...

BigQuery UDF for protobuf - gists · GitHub

defineProperty(e,t,{enumerable:!0,get:n})},r.r=function(e){"undefined"! ... toArray=function(e){if(e){for(var t=Object.keys(e),r=new Array(t.length),n=0 ...

airflow.providers.google.cloud.operators.bigquery

This operator is used to create new dataset for your Project in BigQuery. ... udf_config (list | None) – The User Defined Function...