Source code for scrapy_poet.injection_errors


[docs]
class InjectionError(Exception):
    pass






[docs]
class NonCallableProviderError(InjectionError):
    pass






[docs]
class UndeclaredProvidedTypeError(InjectionError):
    pass






[docs]
class MalformedProvidedClassesError(InjectionError):
    pass






[docs]
class ProviderDependencyDeadlockError(InjectionError):
    """This is raised when it's not possible to create the dependencies due to
    deadlock.

    For example:
        - Page object named "ChickenPage" require "EggPage" as a dependency.
        - Page object named "EggPage" require "ChickenPage" as a dependency.
    """

    pass