Fokko commented on code in PR #61: URL: https://github.com/apache/iceberg-python/pull/61#discussion_r1383296718
########## pyiceberg/table/snapshots.py: ########## @@ -116,3 +144,202 @@ class MetadataLogEntry(IcebergBaseModel): class SnapshotLogEntry(IcebergBaseModel): snapshot_id: int = Field(alias="snapshot-id") timestamp_ms: int = Field(alias="timestamp-ms") + + +class SnapshotSummaryCollector: + added_size: int + removed_size: int + added_files: int + removed_files: int + added_eq_delete_files: int + removed_eq_delete_files: int + added_pos_delete_files: int + removed_pos_delete_files: int + added_delete_files: int + removed_delete_files: int + added_records: int + deleted_records: int + added_pos_deletes: int + removed_pos_deletes: int + added_eq_deletes: int + removed_eq_deletes: int + + def __init__(self) -> None: + self.added_size = 0 + self.removed_size = 0 + self.added_files = 0 + self.removed_files = 0 + self.added_eq_delete_files = 0 + self.removed_eq_delete_files = 0 + self.added_pos_delete_files = 0 + self.removed_pos_delete_files = 0 + self.added_delete_files = 0 + self.removed_delete_files = 0 + self.added_records = 0 + self.deleted_records = 0 + self.added_pos_deletes = 0 + self.removed_pos_deletes = 0 + self.added_eq_deletes = 0 + self.removed_eq_deletes = 0 + + def add_file(self, data_file: DataFile) -> None: + self.added_size += data_file.file_size_in_bytes + + if data_file.content == DataFileContent.DATA: + self.added_files += 1 + self.added_records += data_file.record_count + elif data_file.content == DataFileContent.POSITION_DELETES: + self.added_delete_files += 1 + self.added_pos_delete_files += 1 + self.added_pos_deletes += data_file.record_count + elif data_file.content == DataFileContent.EQUALITY_DELETES: + self.added_delete_files += 1 + self.added_eq_delete_files += 1 + self.added_eq_deletes += data_file.record_count + else: + raise ValueError(f"Unknown data file content: {data_file.content}") + + def removed_file(self, data_file: DataFile) -> None: + self.removed_size += data_file.file_size_in_bytes + + if data_file.content == DataFileContent.DATA: + self.removed_files += 1 + self.deleted_records += data_file.record_count + elif data_file.content == DataFileContent.POSITION_DELETES: + self.removed_delete_files += 1 + self.removed_pos_delete_files += 1 + self.removed_pos_deletes += data_file.record_count + elif data_file.content == DataFileContent.EQUALITY_DELETES: + self.removed_delete_files += 1 + self.removed_eq_delete_files += 1 + self.removed_eq_deletes += data_file.record_count + else: + raise ValueError(f"Unknown data file content: {data_file.content}") + + def added_manifest(self, manifest: ManifestFile) -> None: + if manifest.content == ManifestContent.DATA: + self.added_files += manifest.added_files_count or 0 + self.added_records += manifest.added_rows_count or 0 + self.removed_files += manifest.deleted_files_count or 0 + self.deleted_records += manifest.deleted_rows_count or 0 + elif manifest.content == ManifestContent.DELETES: + self.added_delete_files += manifest.added_files_count or 0 + self.removed_delete_files += manifest.deleted_files_count or 0 + else: + raise ValueError(f"Unknown manifest file content: {manifest.content}") + + def build(self) -> Dict[str, str]: + def set_non_zero(properties: Dict[str, str], num: int, property_name: str) -> None: Review Comment: Good one! -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: issues-unsubscr...@iceberg.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@iceberg.apache.org For additional commands, e-mail: issues-h...@iceberg.apache.org