fix converting default functions into string version during json-schema conversion

Author: phenobarbital

datamodel/base.py

@@ -536,7 +536,11 @@ def schema(cls, as_dict=False):
                 fields[name]["attrs"]["visible"] = False
 
             if field.default:
-                fields[name]['default'] = field.default
+                d = field.default
+                if is_callable(d):
+                    fields[name]['default'] = f"fn:{d!r}"
+                else:
+                    fields[name]['default'] = f"{d!s}"
 
             if secret is not None:
                 fields[name]['secret'] = secret

datamodel/version.py

@@ -4,7 +4,7 @@
 __title__ = 'python-datamodel'
 __description__ = ('simple library based on python +3.8 to use Dataclass-syntax'
                    'for interacting with Data')
-__version__ = '0.6.25'
+__version__ = '0.6.26'
 __author__ = 'Jesus Lara'
 __author_email__ = '[email protected]'
 __license__ = 'BSD'

examples/model.py

@@ -27,7 +27,7 @@ class User(BaseModel):
     """
     User Basic Structure
     """
-    id: uuid.UUID = Column(primary_key=True, required=True, default=auto_now_add(), db_default='uuid_generate_v4()')
+    id: uuid.UUID = Column(primary_key=True, required=True, default=auto_now_add, db_default='uuid_generate_v4()')
     firstname: str
     lastname: str
     bignumber: np.int64

setup.py

@@ -117,6 +117,7 @@ def readme():
         "Programming Language :: Python :: 3.9",
         "Programming Language :: Python :: 3.10",
         "Programming Language :: Python :: 3.11",
+        "Programming Language :: Python :: 3.12",
         "Framework :: AsyncIO",
         "License :: OSI Approved :: BSD License",
         "Operating System :: OS Independent",
@@ -157,7 +158,7 @@ def readme():
     test_suite='tests',
     ext_modules=cythonize(extensions),
     project_urls={  # Optional
-        "Source": "https://github.com/phenobarbital/datamodels",
+        "Source": "https://github.com/phenobarbital/datamodel",
         "Funding": "https://paypal.me/phenobarbital",
         "Say Thanks!": "https://saythanks.io/to/phenobarbital",
     },