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feat: Add feast repo-upgrade for automated repo upgrades (feast-dev#2733
) * WIP feat: Add feast repo-upgrade for automated repo upgrades Signed-off-by: Achal Shah <achals@gmail.com> * pin deps Signed-off-by: Achal Shah <achals@gmail.com>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,72 @@ | ||
| import logging | ||
| from pathlib import Path | ||
| from typing import Dict, List | ||
|
|
||
| from bowler import Query | ||
| from fissix.pgen2 import token | ||
| from fissix.pygram import python_symbols | ||
| from fissix.pytree import Node | ||
|
|
||
| from feast.repo_operations import get_repo_files | ||
|
|
||
| SOURCES = { | ||
| "FileSource", | ||
| "BigQuerySource", | ||
| "RedshiftSource", | ||
| "SnowflakeSource", | ||
| "KafkaSource", | ||
| "KinesisSource", | ||
| } | ||
|
|
||
|
|
||
| class RepoUpgrader: | ||
| def __init__(self, repo_path: str, write: bool): | ||
| self.repo_path = repo_path | ||
| self.write = write | ||
| self.repo_files: List[str] = [ | ||
| str(p) for p in get_repo_files(Path(self.repo_path)) | ||
| ] | ||
| logging.getLogger("RefactoringTool").setLevel(logging.WARNING) | ||
|
|
||
| def upgrade(self): | ||
| self.remove_date_partition_column() | ||
|
|
||
| def remove_date_partition_column(self): | ||
| def _remove_date_partition_column( | ||
| node: Node, capture: Dict[str, Node], filename: str | ||
| ) -> None: | ||
| self.remove_argument_transform(node, "date_partition_column") | ||
|
|
||
| for s in SOURCES: | ||
| Query(self.repo_files).select_class(s).is_call().modify( | ||
| _remove_date_partition_column | ||
| ).execute(write=self.write, interactive=False) | ||
|
|
||
| @staticmethod | ||
| def remove_argument_transform(node: Node, argument: str): | ||
| """ | ||
| Removes the specified argument. | ||
| For example, if the argument is "join_key", this method transforms | ||
| driver = Entity( | ||
| name="driver_id", | ||
| join_key="driver_id", | ||
| ) | ||
| into | ||
| driver = Entity( | ||
| name="driver_id", | ||
| ) | ||
| This method assumes that node represents a class call that already has an arglist. | ||
| """ | ||
| if len(node.children) < 2 or len(node.children[1].children) < 2: | ||
| raise ValueError(f"Expected a class call with an arglist but got {node}.") | ||
| class_args = node.children[1].children[1].children | ||
| for i, class_arg in enumerate(class_args): | ||
| if ( | ||
| class_arg.type == python_symbols.argument | ||
| and class_arg.children[0].value == argument | ||
| ): | ||
| class_args.pop(i) | ||
| if i < len(class_args) and class_args[i].type == token.COMMA: | ||
| class_args.pop(i) | ||
| if i < len(class_args) and class_args[i].type == token.NEWLINE: | ||
| class_args.pop(i) |
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