🗑️ Deprecate min_items and max_items parameters of Field

[YuriiMotov]

min_items and max_items parameters of Field are deprecated in Pydantyc V2

This PR reflects this in sqlmodel's Field.

It will still work, but emit a deprecation warning.

---

Actually, these parameters don't currently work master. This PR also fixes this the same way it's done in Pydantic's Field (min_length = min_items)

---

Code example and its output in the details:

Details

frompydanticimportValidationErrorfromsqlmodelimportField, SQLModelclassModel(SQLModel):
value: list[int] =Field(min_items=2, max_items=4)
# DeprecationWarning: `min_items` is deprecated and will be removed, use `min_length` instead# value: list[int] = Field(min_items=2, max_items=4)# DeprecationWarning: `max_items` is deprecated and will be removed, use `max_length` instead# value: list[int] = Field(min_items=2, max_items=4)try:
a=Model(value=[1])
exceptValidationErrorase:
print(e)
# 1 validation error for Model# value# List should have at least 2 items after validation, not 1 [type=too_short, input_value=[1], input_type=list]# For further information visit https://errors.pydantic.dev/2.12/v/too_shorttry:
b=Model(value=[1, 2, 3, 4, 5])
exceptValidationErrorase:
print(e)
# 1 validation error for Model# value# List should have at most 4 items after validation, not 5 [type=too_long, input_value=[1, 2, 3, 4, 5], input_type=list]# For further information visit https://errors.pydantic.dev/2.12/v/too_long

[tiangolo]

Excellent, thank you! 🙌

[YuriiMotov]

min_items and max_items parameters of Field are deprecated in Pydantyc V2

This PR reflects this in sqlmodel's Field.

It will still work, but emit a deprecation warning.

---

Actually, these parameters don't currently work master. This PR also fixes this the same way it's done in Pydantic's Field (min_length = min_items)

---

Code example and its output in the details:

Details

frompydanticimportValidationErrorfromsqlmodelimportField, SQLModelclassModel(SQLModel):
value: list[int] =Field(min_items=2, max_items=4)
# DeprecationWarning: `min_items` is deprecated and will be removed, use `min_length` instead# value: list[int] = Field(min_items=2, max_items=4)# DeprecationWarning: `max_items` is deprecated and will be removed, use `max_length` instead# value: list[int] = Field(min_items=2, max_items=4)try:
a=Model(value=[1])
exceptValidationErrorase:
print(e)
# 1 validation error for Model# value# List should have at least 2 items after validation, not 1 [type=too_short, input_value=[1], input_type=list]# For further information visit https://errors.pydantic.dev/2.12/v/too_shorttry:
b=Model(value=[1, 2, 3, 4, 5])
exceptValidationErrorase:
print(e)
# 1 validation error for Model# value# List should have at most 4 items after validation, not 5 [type=too_long, input_value=[1, 2, 3, 4, 5], input_type=list]# For further information visit https://errors.pydantic.dev/2.12/v/too_long

[tiangolo]

Excellent, thank you! 🙌

[YuriiMotov]

min_items and max_items parameters of Field are deprecated in Pydantyc V2

This PR reflects this in sqlmodel's Field.

It will still work, but emit a deprecation warning.

---

Actually, these parameters don't currently work master. This PR also fixes this the same way it's done in Pydantic's Field (min_length = min_items)

---

Code example and its output in the details:

Details

frompydanticimportValidationErrorfromsqlmodelimportField, SQLModelclassModel(SQLModel):
value: list[int] =Field(min_items=2, max_items=4)
# DeprecationWarning: `min_items` is deprecated and will be removed, use `min_length` instead# value: list[int] = Field(min_items=2, max_items=4)# DeprecationWarning: `max_items` is deprecated and will be removed, use `max_length` instead# value: list[int] = Field(min_items=2, max_items=4)try:
a=Model(value=[1])
exceptValidationErrorase:
print(e)
# 1 validation error for Model# value# List should have at least 2 items after validation, not 1 [type=too_short, input_value=[1], input_type=list]# For further information visit https://errors.pydantic.dev/2.12/v/too_shorttry:
b=Model(value=[1, 2, 3, 4, 5])
exceptValidationErrorase:
print(e)
# 1 validation error for Model# value# List should have at most 4 items after validation, not 5 [type=too_long, input_value=[1, 2, 3, 4, 5], input_type=list]# For further information visit https://errors.pydantic.dev/2.12/v/too_long

[tiangolo]

Excellent, thank you! 🙌

[YuriiMotov]

min_items and max_items parameters of Field are deprecated in Pydantyc V2

This PR reflects this in sqlmodel's Field.

It will still work, but emit a deprecation warning.

---

Actually, these parameters don't currently work master. This PR also fixes this the same way it's done in Pydantic's Field (min_length = min_items)

---

Code example and its output in the details:

Details

frompydanticimportValidationErrorfromsqlmodelimportField, SQLModelclassModel(SQLModel):
value: list[int] =Field(min_items=2, max_items=4)
# DeprecationWarning: `min_items` is deprecated and will be removed, use `min_length` instead# value: list[int] = Field(min_items=2, max_items=4)# DeprecationWarning: `max_items` is deprecated and will be removed, use `max_length` instead# value: list[int] = Field(min_items=2, max_items=4)try:
a=Model(value=[1])
exceptValidationErrorase:
print(e)
# 1 validation error for Model# value# List should have at least 2 items after validation, not 1 [type=too_short, input_value=[1], input_type=list]# For further information visit https://errors.pydantic.dev/2.12/v/too_shorttry:
b=Model(value=[1, 2, 3, 4, 5])
exceptValidationErrorase:
print(e)
# 1 validation error for Model# value# List should have at most 4 items after validation, not 5 [type=too_long, input_value=[1, 2, 3, 4, 5], input_type=list]# For further information visit https://errors.pydantic.dev/2.12/v/too_long

[tiangolo]

Excellent, thank you! 🙌

[YuriiMotov]

min_items and max_items parameters of Field are deprecated in Pydantyc V2

This PR reflects this in sqlmodel's Field.

It will still work, but emit a deprecation warning.

---

Actually, these parameters don't currently work master. This PR also fixes this the same way it's done in Pydantic's Field (min_length = min_items)

---

Code example and its output in the details:

Details

frompydanticimportValidationErrorfromsqlmodelimportField, SQLModelclassModel(SQLModel):
value: list[int] =Field(min_items=2, max_items=4)
# DeprecationWarning: `min_items` is deprecated and will be removed, use `min_length` instead# value: list[int] = Field(min_items=2, max_items=4)# DeprecationWarning: `max_items` is deprecated and will be removed, use `max_length` instead# value: list[int] = Field(min_items=2, max_items=4)try:
a=Model(value=[1])
exceptValidationErrorase:
print(e)
# 1 validation error for Model# value# List should have at least 2 items after validation, not 1 [type=too_short, input_value=[1], input_type=list]# For further information visit https://errors.pydantic.dev/2.12/v/too_shorttry:
b=Model(value=[1, 2, 3, 4, 5])
exceptValidationErrorase:
print(e)
# 1 validation error for Model# value# List should have at most 4 items after validation, not 5 [type=too_long, input_value=[1, 2, 3, 4, 5], input_type=list]# For further information visit https://errors.pydantic.dev/2.12/v/too_long

[tiangolo]

Excellent, thank you! 🙌

[YuriiMotov]

min_items and max_items parameters of Field are deprecated in Pydantyc V2

This PR reflects this in sqlmodel's Field.

It will still work, but emit a deprecation warning.

---

Actually, these parameters don't currently work master. This PR also fixes this the same way it's done in Pydantic's Field (min_length = min_items)

---

Code example and its output in the details:

Details

frompydanticimportValidationErrorfromsqlmodelimportField, SQLModelclassModel(SQLModel):
value: list[int] =Field(min_items=2, max_items=4)
# DeprecationWarning: `min_items` is deprecated and will be removed, use `min_length` instead# value: list[int] = Field(min_items=2, max_items=4)# DeprecationWarning: `max_items` is deprecated and will be removed, use `max_length` instead# value: list[int] = Field(min_items=2, max_items=4)try:
a=Model(value=[1])
exceptValidationErrorase:
print(e)
# 1 validation error for Model# value# List should have at least 2 items after validation, not 1 [type=too_short, input_value=[1], input_type=list]# For further information visit https://errors.pydantic.dev/2.12/v/too_shorttry:
b=Model(value=[1, 2, 3, 4, 5])
exceptValidationErrorase:
print(e)
# 1 validation error for Model# value# List should have at most 4 items after validation, not 5 [type=too_long, input_value=[1, 2, 3, 4, 5], input_type=list]# For further information visit https://errors.pydantic.dev/2.12/v/too_long

[tiangolo]

Excellent, thank you! 🙌

[YuriiMotov]

min_items and max_items parameters of Field are deprecated in Pydantyc V2

This PR reflects this in sqlmodel's Field.

It will still work, but emit a deprecation warning.

---

Actually, these parameters don't currently work master. This PR also fixes this the same way it's done in Pydantic's Field (min_length = min_items)

---

Code example and its output in the details:

Details

frompydanticimportValidationErrorfromsqlmodelimportField, SQLModelclassModel(SQLModel):
value: list[int] =Field(min_items=2, max_items=4)
# DeprecationWarning: `min_items` is deprecated and will be removed, use `min_length` instead# value: list[int] = Field(min_items=2, max_items=4)# DeprecationWarning: `max_items` is deprecated and will be removed, use `max_length` instead# value: list[int] = Field(min_items=2, max_items=4)try:
a=Model(value=[1])
exceptValidationErrorase:
print(e)
# 1 validation error for Model# value# List should have at least 2 items after validation, not 1 [type=too_short, input_value=[1], input_type=list]# For further information visit https://errors.pydantic.dev/2.12/v/too_shorttry:
b=Model(value=[1, 2, 3, 4, 5])
exceptValidationErrorase:
print(e)
# 1 validation error for Model# value# List should have at most 4 items after validation, not 5 [type=too_long, input_value=[1, 2, 3, 4, 5], input_type=list]# For further information visit https://errors.pydantic.dev/2.12/v/too_long

[tiangolo]

Excellent, thank you! 🙌

[YuriiMotov]

min_items and max_items parameters of Field are deprecated in Pydantyc V2

This PR reflects this in sqlmodel's Field.

It will still work, but emit a deprecation warning.

---

Actually, these parameters don't currently work master. This PR also fixes this the same way it's done in Pydantic's Field (min_length = min_items)

---

Code example and its output in the details:

Details

frompydanticimportValidationErrorfromsqlmodelimportField, SQLModelclassModel(SQLModel):
value: list[int] =Field(min_items=2, max_items=4)
# DeprecationWarning: `min_items` is deprecated and will be removed, use `min_length` instead# value: list[int] = Field(min_items=2, max_items=4)# DeprecationWarning: `max_items` is deprecated and will be removed, use `max_length` instead# value: list[int] = Field(min_items=2, max_items=4)try:
a=Model(value=[1])
exceptValidationErrorase:
print(e)
# 1 validation error for Model# value# List should have at least 2 items after validation, not 1 [type=too_short, input_value=[1], input_type=list]# For further information visit https://errors.pydantic.dev/2.12/v/too_shorttry:
b=Model(value=[1, 2, 3, 4, 5])
exceptValidationErrorase:
print(e)
# 1 validation error for Model# value# List should have at most 4 items after validation, not 5 [type=too_long, input_value=[1, 2, 3, 4, 5], input_type=list]# For further information visit https://errors.pydantic.dev/2.12/v/too_long

[tiangolo]

Excellent, thank you! 🙌