Ragnar¶
Ragnar is a lightweight Extract-Transform-Load (ETL) framework for Python 3.5+.
- Free software: MIT license
- Documentation: https://ragnar.readthedocs.io.
Features¶
- Keeps a functional programming philosophy.
- Code reuse instead of “re-inventing the wheel” in each script.
- Customizable for your organization’s particular tasks.
Example¶
A pipeline that applies capital letters to the list and then filters through the one starting with “B”:
>>> from ragnar.stream import Stream
>>> st = Stream(["apple", "banana", "cherry"])
>>> st.do(lambda x: x.upper())
<ragnar.stream.Stream object at 0x7fbe8e3509d0>
>>> st.filter(lambda x:x.startswith("B"))
<ragnar.stream.Stream object at 0x7fbe8e3509d0>
>>> for row in st:
... print(row)
BANANA