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Fix Datalake Json Error (#8246)

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Mayur Singal 2022-10-19 14:12:23 +05:30 committed by GitHub
parent 05ee89fdd6
commit 0b6e3741b3
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1 changed files with 9 additions and 4 deletions
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13
ingestion/src/metadata/utils/s3_utils.py
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@ -41,7 +41,7 @@ def read_tsv_from_s3(
Read the tsv file from the s3 bucket and return a dataframe
"""
read_csv_from_s3(client, key, bucket_name, sep="\t", sample_size=sample_size)
return read_csv_from_s3(client, key, bucket_name, sep="\t", sample_size=sample_size)
def read_json_from_s3(
@ -50,9 +50,14 @@ def read_json_from_s3(
"""
Read the json file from the s3 bucket and return a dataframe
"""
line_stream = client.get_object(Bucket=bucket_name, Key=key)["Body"].iter_lines()
return pd.DataFrame.from_records(map(json.loads, line_stream), nrows=sample_size)
obj = client.get_object(Bucket=bucket_name, Key=key)
json_text = obj["Body"].read().decode("utf-8")
data = json.loads(json_text)
if isinstance(data, list):
return pd.DataFrame.from_dict(data[:sample_size])
return pd.DataFrame.from_dict(
{key: pd.Series(value) for key, value in data.items()}
)
def read_parquet_from_s3(client: Any, key: str, bucket_name: str) -> DataFrame: