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-rw-r--r--src/dataframes.py32
-rw-r--r--src/transform_lambda.py6
-rw-r--r--tests/test_dataframes.py10
3 files changed, 22 insertions, 26 deletions
diff --git a/src/dataframes.py b/src/dataframes.py
index 1f445a4..9d0f2ac 100644
--- a/src/dataframes.py
+++ b/src/dataframes.py
@@ -20,13 +20,13 @@ import requests
def create_fact_sales_order(dict_of_df):
df_sales = dict_of_df["sales_order"]
df_sales.index.name = "sales_record_id"
- df_sales["created_date"] = pd.to_datetime(df_sales["created_at"].dt.date,format='%Y-%m-%d')
- df_sales["created_time"] = df_sales["created_at"].dt.floor('s').dt.time
- df_sales["last_updated_date"] = pd.to_datetime(df_sales["last_updated"].dt.date,format='%Y-%m-%d')
- df_sales["last_updated_time"] = df_sales["last_updated"].dt.floor('s').dt.time
+ df_sales["created_date"] = df_sales["created_at"].astype('datetime64[ns]').dt.date
+ df_sales["created_time"] = df_sales["created_at"].astype('datetime64[ns]').dt.floor('s').dt.time
+ df_sales["last_updated_date"] = df_sales["last_updated"].astype('datetime64[ns]').dt.date
+ df_sales["last_updated_time"] = df_sales["last_updated"].astype('datetime64[ns]').dt.floor('s').dt.time
df_sales['agreed_delivery_date'] = pd.to_datetime(df_sales['agreed_delivery_date'],format="%Y-%m-%d")
df_sales['agreed_payment_date'] = pd.to_datetime(df_sales['agreed_payment_date'],format="%Y-%m-%d")
- df_sales.drop(labels=['created_at','last_updated'],axis=1,inplace=True)
+ df_sales = df_sales.drop(labels=['created_at','last_updated'],axis=1)
df_sales.reset_index(inplace=True)
return df_sales
@@ -34,13 +34,13 @@ def create_fact_sales_order(dict_of_df):
def create_fact_purchase_orders(dict_of_df):
df_po = dict_of_df['purchase_order']
df_po.index.name = 'purchase_record_id'
- df_po['created_date'] = pd.to_datetime(df_po['created_at'].dt.date,format='%Y-%m-%d')
- df_po['created_time'] = df_po['created_at'].dt.floor('s').dt.time
- df_po['last_updated_date'] = pd.to_datetime(df_po['last_updated'].dt.date,format='%Y-%m-%d')
- df_po['last_updated_time'] = df_po['last_updated'].dt.floor('s').dt.time
+ df_po['created_date'] = df_po['created_at'].astype('datetime64[ns]').dt.date
+ df_po['created_time'] = df_po['created_at'].astype('datetime64[ns]').dt.floor('s').dt.time
+ df_po['last_updated_date'] = df_po['last_updated'].astype('datetime64[ns]').dt.date
+ df_po['last_updated_time'] = df_po['last_updated'].astype('datetime64[ns]').dt.floor('s').dt.time
df_po['agreed_delivery_date'] = pd.to_datetime(df_po['agreed_delivery_date'],format="%Y-%m-%d")
df_po['agreed_payment_date'] = pd.to_datetime(df_po['agreed_payment_date'],format="%Y-%m-%d")
- df_po.drop(labels=['created_at','last_updated'],axis=1,inplace=True)
+ df_po = df_po.drop(labels=['created_at','last_updated'],axis=1)
df_po.reset_index(inplace=True)
return df_po
@@ -48,12 +48,12 @@ def create_fact_purchase_orders(dict_of_df):
def create_fact_payment(dict_of_df):
df_payment = dict_of_df["payment"]
df_payment.index.name = "payment_record_id"
- df_payment["created_date"] = pd.to_datetime(df_payment["created_at"].dt.date,format='%Y-%m-%d')
- df_payment["created_time"] = df_payment["created_at"].dt.floor('s').dt.time
- df_payment["last_updated_date"] = pd.to_datetime(df_payment["last_updated"].dt.date,format='%Y-%m-%d')
- df_payment["last_updated_time"] = df_payment["last_updated"].dt.floor('s').dt.time
+ df_payment["created_date"] = df_payment["created_at"].astype('datetime64[ns]').dt.date
+ df_payment["created_time"] = df_payment["created_at"].astype('datetime64[ns]').dt.floor('s').dt.time
+ df_payment["last_updated_date"] = df_payment["last_updated"].astype('datetime64[ns]').dt.date
+ df_payment["last_updated_time"] = df_payment["last_updated"].astype('datetime64[ns]').dt.floor('s').dt.time
df_payment['payment_date'] = pd.to_datetime(df_payment['payment_date'],format="%Y-%m-%d")
- df_payment.drop(labels=['created_at','last_updated'],axis=1,inplace=True)
+ df_payment = df_payment.drop(labels=['created_at','last_updated'],axis=1)
df_payment.reset_index(inplace=True)
return df_payment
@@ -83,7 +83,7 @@ def create_dim_date(dict_of_df):
fact_dfs = [create_fact_payment(dict_of_df), create_fact_purchase_orders(dict_of_df), create_fact_sales_order(dict_of_df)]
list_of_date_columns = []
for df in fact_dfs:
- date_col_names = [col_name for col_name in list(df.columns) if 'date' in col_name]
+ date_col_names = [col_name for col_name in list(df.columns) if '_date' in col_name]
for col in date_col_names:
list_of_date_columns.append(df[col])
sr_date = pd.array(pd.concat(list_of_date_columns),dtype='datetime64[ns]')
diff --git a/src/transform_lambda.py b/src/transform_lambda.py
index 2cd9272..ccf90e5 100644
--- a/src/transform_lambda.py
+++ b/src/transform_lambda.py
@@ -117,7 +117,7 @@ def process_to_parquet_and_upload_to_s3(
parquet_file = df.to_parquet(
f"{table_name}.parquet", engine="pyarrow"
) # or fastparquet
- client.upload_file(parquet_file, bucket, f"{table_name}.parquet")
+ client.upload_file(f"{table_name}.parquet", bucket, f"{table_name}.parquet") #changed parquet_file variable to the file name
status["uploaded"].append(table_name)
for table_name, df in mutable_df_dict.items():
@@ -127,7 +127,7 @@ def process_to_parquet_and_upload_to_s3(
parquet_file = df.to_parquet(
f"{table_name}.parquet", engine="pyarrow"
) # or fastparquet
- client.upload_file(parquet_file, bucket, s3_key)
+ client.upload_file(f"{table_name}.parquet", bucket, s3_key)
status["uploaded"].append(table_name)
return status
@@ -203,7 +203,7 @@ def list_existing_s3_files(bucket_name, client=boto3.client("s3")):
existing_files = [obj["Key"] for obj in response["Contents"]]
else:
logger.error("The bucket is empty")
- return None
+ return [] #changed from None to [] so it is an iterable
except ClientError as e:
logger.error(f"Error listing S3 objects: {e}")
diff --git a/tests/test_dataframes.py b/tests/test_dataframes.py
index 70aefe8..adbb5ed 100644
--- a/tests/test_dataframes.py
+++ b/tests/test_dataframes.py
@@ -139,11 +139,7 @@ class TestCreateFactPayment:
for col in list(result.columns):
assert col in expected_cols
for col in expected_cols:
- if '_date' in col:
- print(col)
- assert result[col].dtype == 'datetime64[ns]'
- if '_time' in col:
- print(col)
- assert result[col].dtype == 'O' #<< O for object
-
+ if '_date' or '_time' in col:
+ assert result[col].dtype == 'O'
+
\ No newline at end of file
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