ParameterBase Class — fastapi Architecture

Architecture documentation for the ParameterBase class in models.py from the fastapi codebase.

Class python FastAPI

Entity Profile

FastAPI→ ParameterBase Class — fastapi Architecture

Dependency Diagram

graph TD
  0ee032a7_ee63_edc5_7cb6_593953e73159["ParameterBase"]
  6f158f64_db73_3529_caa7_fbf9276f5bed["BaseModelWithConfig"]
  0ee032a7_ee63_edc5_7cb6_593953e73159 -->|extends| 6f158f64_db73_3529_caa7_fbf9276f5bed
  7f688779_6b22_3c15_6514_97dec91c3c30["models.py"]
  0ee032a7_ee63_edc5_7cb6_593953e73159 -->|defined in| 7f688779_6b22_3c15_6514_97dec91c3c30

Relationship Graph

Source Code

fastapi/openapi/models.py lines 243–255

class ParameterBase(BaseModelWithConfig):
    description: Optional[str] = None
    required: Optional[bool] = None
    deprecated: Optional[bool] = None
    # Serialization rules for simple scenarios
    style: Optional[str] = None
    explode: Optional[bool] = None
    allowReserved: Optional[bool] = None
    schema_: Optional[Union[Schema, Reference]] = Field(default=None, alias="schema")
    example: Optional[Any] = None
    examples: Optional[dict[str, Union[Example, Reference]]] = None
    # Serialization rules for more complex scenarios
    content: Optional[dict[str, MediaType]] = None