This Node Is Deprecated — This version of the node has been replaced with a new and improved version. The old version is kept for backwards-compatibility, but for all new workflows we suggest to use the version linked below.
Go to Suggested ReplacementPython SourceAllows execution of a Python script in a local Python installation. The path to the Python executable has to be configured in Preferences → KNIME → Python.
Options
Script
Templates
Popular Successors
Python View10 %Python Script (1⇒1)4 %- Column Filter3 %
Table Row to Variable3 %Database Writer3 %Table Row To Variable Loop Start3 %Joiner3 %- Java Snippet2 %
- Concatenate2 %
Loop End2 %- Constant Value Column2 %
Row Filter (deprecated)2 %- Sorter2 %
Python Plot2 %- Table Transposer2 %
- Interactive Table (legacy)2 %
Python Learner2 %Python Script (2⇒1)2 %- String to XML2 %
CSV Writer1 %- Reference Row Splitter1 %
- Statistics1 %
- Catch Errors (Data Ports)1 %
File Reader1 %- String Manipulation1 %
- Line Plot (legacy)1 %
Python Script (1⇒2)1 %Generic Loop Start< 1 %- Column Combiner< 1 %
- Missing Value Column Filter< 1 %
- RowID< 1 %
CASE Switch Data (End)< 1 %- Color Manager< 1 %
- R Snippet< 1 %
Variable to Table Column< 1 %CSV Reader< 1 %- Chunk Loop Start< 1 %
- Cross Joiner< 1 %
- GroupBy< 1 %
- Partitioning< 1 %
Python Predictor< 1 %Python Script (1⇒1)< 1 %- Mask Date/Time (legacy)< 1 %
- HTTP Retriever< 1 %
Database Update< 1 %Table Writer< 1 %- X-Partitioner< 1 %
Naive Bayes Learner< 1 %Cell Replacer< 1 %Column Appender< 1 %- Reference Row Filter< 1 %
- Rule-based Row Filter< 1 %
Merge Variables< 1 %- Timer Info< 1 %
- Line Chart (JFreeChart)< 1 %
- JPython Script 1:1 (Legacy)< 1 %
- String to Term< 1 %
- Value Selection (legacy)< 1 %
- Table to JSON< 1 %
- JSON Path< 1 %
- Table to R< 1 %
- RDKit From Molecule< 1 %
- RDKit Substructure Counter< 1 %
- URL Extractor< 1 %
- PDB Reader< 1 %
- R Snippet< 1 %
- ChemSpider< 1 %
- KNFST Learner< 1 %
Binary Objects to Files< 1 %- Inject Variables (Data)< 1 %
- Read Images< 1 %
Database Looping< 1 %Database Table Creator< 1 %List Files< 1 %- Column List Loop Start< 1 %
Recursive Loop Start< 1 %Variable Loop End< 1 %- k-Means< 1 %
- MultiLayerPerceptron Predictor< 1 %
- Linear Regression Learner< 1 %
- Normalizer< 1 %
- String Splitter (Regex)< 1 %
Column Rename< 1 %- Row Sampling< 1 %
- Set Operator< 1 %
- Ungroup< 1 %
- Unpivot< 1 %
- Rule Engine (Dictionary)< 1 %
- Send Email< 1 %
- Interactive Histogram (legacy)< 1 %
- Scatter Plot (legacy)< 1 %
- SDF Extractor< 1 %
Microsoft SQL Server Connector< 1 %- Counter Generation< 1 %
Table to PDF< 1 %- External Tool< 1 %
- Math Formula< 1 %
- JPython Function (Legacy)< 1 %
- LIBSVMPredictor< 1 %
XLS Writer< 1 %Excel Writer (XLS)< 1 %- Java IF (Table)< 1 %
- Table View (JavaScript)< 1 %
- String to JSON< 1 %
- Image Viewer< 1 %
Python Script (2⇒2)< 1 %- R View (Table)< 1 %
- GET Request< 1 %
- Date Field Extractor (legacy)< 1 %
- Time Generator (legacy)< 1 %
- String to Date/Time (legacy)< 1 %
- XPath< 1 %
- RDKit Chemical Transformation< 1 %
- RDKit Salt Stripper< 1 %
- RDKit SMILES Headers< 1 %
- Latitude/Longitude to Coordinate< 1 %
HTTP Retriever< 1 %
Views
- Standard output
- The text sent by Python to the standard output, during the execution of this node.
- Error output
- The text sent by Python to the error output, during the execution of this node.
Workflows
Links
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Developers
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