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Type Guide

Frictionless Framework support custom data types. A data type is an integer, float, or time. You can create your own time based on your domain model needs.

Type Example#

Python
from frictionless import Type
class ObjectType(Type):
code = "object"
constraints = [
"required",
"minLength",
"maxLength",
"enum",
]
# Read
def read_cell(self, cell):
if not isinstance(cell, dict):
if not isinstance(cell, str):
return None
try:
cell = json.loads(cell)
except Exception:
return None
if not isinstance(cell, dict):
return None
return cell
# Write
def write_cell(self, cell):
return json.dumps(cell)
Last updated on by roll