[3] | 1 | """ |
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| 2 | Provide exception classes for :mod:`migrate.versioning` |
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| 3 | """ |
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| 4 | |
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| 5 | |
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| 6 | class Error(Exception): |
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| 7 | """Error base class.""" |
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| 8 | pass |
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| 9 | |
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| 10 | |
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| 11 | class ApiError(Error): |
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| 12 | """Base class for API errors.""" |
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| 13 | pass |
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| 14 | |
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| 15 | |
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| 16 | class KnownError(ApiError): |
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| 17 | """A known error condition.""" |
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| 18 | |
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| 19 | |
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| 20 | class UsageError(ApiError): |
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| 21 | """A known error condition where help should be displayed.""" |
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| 22 | |
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| 23 | |
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| 24 | class ControlledSchemaError(Error): |
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| 25 | """Base class for controlled schema errors.""" |
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| 26 | pass |
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| 27 | |
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| 28 | |
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| 29 | class InvalidVersionError(ControlledSchemaError): |
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| 30 | """Invalid version number.""" |
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| 31 | |
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| 32 | |
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| 33 | class DatabaseNotControlledError(ControlledSchemaError): |
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| 34 | """Database should be under version control, but it's not.""" |
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| 35 | |
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| 36 | |
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| 37 | class DatabaseAlreadyControlledError(ControlledSchemaError): |
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| 38 | """Database shouldn't be under version control, but it is""" |
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| 39 | |
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| 40 | |
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| 41 | class WrongRepositoryError(ControlledSchemaError): |
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| 42 | """This database is under version control by another repository.""" |
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| 43 | |
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| 44 | |
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| 45 | class NoSuchTableError(ControlledSchemaError): |
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| 46 | """The table does not exist.""" |
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| 47 | pass |
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| 48 | |
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| 49 | |
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| 50 | class PathError(Error): |
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| 51 | """Base class for path errors.""" |
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| 52 | pass |
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| 53 | |
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| 54 | |
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| 55 | class PathNotFoundError(PathError): |
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| 56 | """A path with no file was required; found a file.""" |
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| 57 | pass |
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| 58 | |
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| 59 | |
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| 60 | class PathFoundError(PathError): |
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| 61 | """A path with a file was required; found no file.""" |
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| 62 | pass |
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| 63 | |
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| 64 | |
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| 65 | class RepositoryError(Error): |
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| 66 | """Base class for repository errors.""" |
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| 67 | pass |
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| 68 | |
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| 69 | |
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| 70 | class InvalidRepositoryError(RepositoryError): |
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| 71 | """Invalid repository error.""" |
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| 72 | pass |
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| 73 | |
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| 74 | |
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| 75 | class ScriptError(Error): |
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| 76 | """Base class for script errors.""" |
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| 77 | pass |
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| 78 | |
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| 79 | |
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| 80 | class InvalidScriptError(ScriptError): |
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| 81 | """Invalid script error.""" |
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| 82 | pass |
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| 83 | |
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| 84 | |
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| 85 | class InvalidVersionError(Error): |
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| 86 | """Invalid version error.""" |
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| 87 | pass |
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