wip

learn_sql_model/cli/model.py

@@ -1,13 +1,15 @@
 from pathlib import Path
 from typing import Annotated
 
-import alembic
-from alembic.config import Config
 import copier
 import typer
 
 from learn_sql_model.cli.common import verbose_callback
 from learn_sql_model.config import get_config
+from learn_sql_model.optional import _optional_import_
+
+alembic = _optional_import_('alembic', group='manage')
+Config = _optional_import_('alembic.config', 'Config', group='manage')
 
 model_app = typer.Typer()
 

learn_sql_model/factories/hero.py

@@ -10,7 +10,6 @@ class HeroFactory(ModelFactory[Hero]):
     __model__ = Hero
     __faker__ = Faker(locale="en_US")
     __set_as_default_factory_for_type__ = True
-    id = None
     pet_id = None
 
     @classmethod

learn_sql_model/models/hero.py

@@ -6,6 +6,9 @@ from sqlmodel import Field, SQLModel
 
 from learn_sql_model.config import config
 
+from learn_sql_model.optional import optional
+from learn_sql_model.models.pet import Pet
+
 
 class HeroBase(SQLModel, table=False):
     name: str
@@ -21,7 +24,7 @@ class HeroBase(SQLModel, table=False):
 
 
 class Hero(HeroBase, table=True):
-    id: Optional[int] = Field(default=None, primary_key=True)
+    id: int = Field(default=None, primary_key=True)
 
 
 class HeroCreate(HeroBase):
@@ -65,21 +68,10 @@ class Heros(BaseModel):
         return Heros.parse_obj({"__root__": r.json()})
 
 
-class HeroUpdate(SQLModel):
-    # id is required to update the hero
+@optional
+class HeroUpdate(HeroBase):
     id: int
 
-    # all other fields, must match the model, but with Optional default None
-    name: Optional[str] = None
-    secret_name: Optional[str] = None
-    # age: Optional[int] = None
-    # shoe_size: Optional[int] = None
-    # x: Optional[int]
-    # y: Optional[int]
-
-    # pet_id: Optional[int] = Field(default=None, foreign_key="pet.id")
-    # pet: Optional[Pet] = Relationship(back_populates="hero")
-
     def update(self) -> Hero:
         r = httpx.patch(
             f"{config.api_client.url}/hero/",

learn_sql_model/optional.py

@@ -1,5 +1,8 @@
+from typing import List, Optional
 import textwrap
+import inspect
 
+from pydantic import BaseModel
 
 def _optional_import_(
     module: str,
@@ -61,3 +64,33 @@ def _optional_import_(
                 self._failed_import()
 
         return _failed_import()
+
+
+# def optional(fields: Optional[List[str]]=None, required: Optional[List[str]]=None):
+#     def decorator(cls):
+#         def wrapper(*args, **kwargs):
+#             if fields is None:
+#                 fields = cls.__fields__
+#             if required is None:
+#                 required = []
+#
+#             for field in fields:
+#                 if field not in required:
+#                     cls.__fields__[field].required = False
+#             return _cls
+#         return wrapper
+#     return decorator
+#
+    #
+def optional(*fields):
+    def dec(_cls):
+        for field in fields:
+            _cls.__fields__[field].required = False
+        return _cls
+
+    if fields and inspect.isclass(fields[0]) and issubclass(fields[0], BaseModel):
+        cls = fields[0]
+        fields = cls.__fields__
+        return dec(cls)
+    return dec
+

pyproject.toml

@@ -24,6 +24,7 @@ classifiers = [
   "Programming Language :: Python :: Implementation :: PyPy",
 ]
 dependencies = [
+"black",
   "python-socketio[client]",
   "anyconfig",
   "copier",

templates/model/learn_sql_model/models/{{modelname.lower()}}.py.jinja

@@ -12,7 +12,7 @@ class {{ modelname }}Base(SQLModel, table=False):
 
 
 class {{ modelname }}({{ modelname }}Base, table=True):
-    id: Optional[int] = Field(default=None, primary_key=True)
+    id: int = Field(default=None, primary_key=True)
 
 
 class {{ modelname }}Create({{ modelname }}Base):