prefect.blocks.system
DateTime
Bases: Block
A block that represents a datetime. Deprecated, please use Variables to store datetime data instead.
Attributes:
Name | Type | Description |
---|---|---|
value |
DateTime
|
An ISO 8601-compatible datetime value. |
Example
Load a stored JSON value:
from prefect.blocks.system import DateTime
data_time_block = DateTime.load("BLOCK_NAME")
Source code in src/prefect/blocks/system.py
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JSON
Bases: Block
A block that represents JSON. Deprecated, please use Variables to store JSON data instead.
Attributes:
Name | Type | Description |
---|---|---|
value |
Any
|
A JSON-compatible value. |
Example
Load a stored JSON value:
from prefect.blocks.system import JSON
json_block = JSON.load("BLOCK_NAME")
Source code in src/prefect/blocks/system.py
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Secret
Bases: Block
A block that represents a secret value. The value stored in this block will be obfuscated when this block is logged or shown in the UI.
Attributes:
Name | Type | Description |
---|---|---|
value |
SecretStr
|
A string value that should be kept secret. |
Example
from prefect.blocks.system import Secret
secret_block = Secret.load("BLOCK_NAME")
# Access the stored secret
secret_block.get()
Source code in src/prefect/blocks/system.py
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String
Bases: Block
A block that represents a string. Deprecated, please use Variables to store string data instead.
Attributes:
Name | Type | Description |
---|---|---|
value |
str
|
A string value. |
Example
Load a stored string value:
from prefect.blocks.system import String
string_block = String.load("BLOCK_NAME")
Source code in src/prefect/blocks/system.py
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