Icon

CSV - Automatically Detect Encoding and Separators

<p>Automatically detect CSV encodings using chardet Python package</p>

URL: Automatically detect CSV encodings using chardet Python package - KNIME Forum (91902) https://forum.knime.com/t/csv-reader-special-characteristcs/91902/8?u=mlauber71
URL: chardet - Universal character encoding detector https://pypi.org/project/chardet/

Prepare different CSV files with various encodings

Automatically detect CSV encodings using chardet Python package

https://forum.knime.com/t/csv-reader-special-characteristcs/91902/8?u=mlauber71

How to set up Python extensions in KNIME

https://www.knime.com/blog/how-to-setup-the-python-extension

KNIME and Python — Setting up and managing Conda environments
https://medium.com/p/2ac217792539

CSV - Special Encoding - KNIME Forum (78627)

https://hub.knime.com/s/H-gOprYCQDMqLM06

fill withFlow Variablesfrom the detection
CSV Reader
utf-8.csv
CSV Writer
Table Partitioner
iso-8859-1.csv
CSV Writer
us-ascii.csv
CSV Writer
encoding
Table Row to Variable
Column Auto Type Cast
Table Row to Variable
String to Path
upper_case(if($["encoding"]="ascii", "us-ascii",$["encoding"]))
Expression
UTF-16
Row Filter
py3_knime_polars.ymlKNIME and Python — Setting up and managing Conda environmentshttps://medium.com/p/2ac217792539Activate Conda Environmentbased on Operating SystemWindows or macOS
py3_knime_chardet
knime://knime.workflow/data/source/complex_sample.table
Table Reader
Loop End
Column Auto Type Cast
complex_sample.table
Table Writer
Table Validator (Reference)
utf-16le.csv
CSV Writer
RowID
https://hub.knime.com/-/spaces/-/~4-Nz2crmY1OvrH_M/current-state/
Create Dummy Data
String to Date&Time
data/source/test_special_characters_utf8.csv
CSV Reader
Joiner
utf-16.csv
CSV Writer
Math Formula
RowID
/data/target/
Table Writer
Path to URI
encoding
Constant Value Column Appender
utf-16be.csv
CSV Writer
Create File/Folder Variables
/data/*.csv
List Files/Folders
Table Row to Variable Loop Start
URL to File Path
Python Script
String to Duration
cp437.csv
CSV Writer

Nodes

Extensions

Links

Download

To use this workflow in KNIME, download it from the below URL and open it in KNIME:

Download Workflow
Created by: m_lauber
Created at: 2026-05-08
On NodePit since: 2026-05-09
Last update: 2026-05-09
Created with KNIME version: v5.11.0
Tags: csvencodingseparatorutf-8asciipythonchardet

Deploy, schedule, execute, and monitor your KNIME workflows locally, in the cloud or on-premises – with our brand new NodePit Runner.

Try NodePit Runner!