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authorlian-manonog <lian.manonog@gmail.com>2024-08-28 11:34:10 +0100
committerlian-manonog <lian.manonog@gmail.com>2024-08-28 11:34:10 +0100
commit459702f2bdd3070923187ec0d4c76c85dbe0d235 (patch)
tree42c734652bcaa140e771261bf9ef2080de5cb271 /src/dataframes.py
parentad357ff34202827720dc216562dfbb0fbd65c297 (diff)
parent04bbcc289f31c219d811850de86937bd6ba7796c (diff)
downloadde-project-bentley-459702f2bdd3070923187ec0d4c76c85dbe0d235.tar.gz
de-project-bentley-459702f2bdd3070923187ec0d4c76c85dbe0d235.zip
Merge branch 'development' of https://github.com/ajschofield/de-project-bentley into test/transform-lambda
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-rw-r--r--src/dataframes.py229
1 files changed, 0 insertions, 229 deletions
diff --git a/src/dataframes.py b/src/dataframes.py
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-import pandas as pd
-from bs4 import BeautifulSoup
-import requests
-
-# Table names:
-# fact_sales_order
-# fact_purchase_orders
-# fact_payment
-# dim_transaction
-# dim_staff
-# dim_payment_type
-# dim_location
-# dim_design
-# dim_date
-# dim_currency
-# dim_counterparty
-
-
-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
- df_sales["created_time"] = pd.to_datetime(df_sales["created_at"]).dt.time
- df_sales["last_updated_date"] = pd.to_datetime(df_sales["last_updated"]).dt.date
- df_sales["last_updated_time"] = pd.to_datetime(df_sales["last_updated"]).dt.time
- fact_sales_order = df_sales.loc[
- :,
- [
- "sales_record_id",
- "sales_order_id",
- "created_date",
- "created_time",
- "last_updated_date",
- "last_updated_time",
- "sales_staff_id",
- "counterparty_id",
- "units_sold",
- "unit_price",
- "currency_id",
- "design_id",
- "agreed_payment_date",
- "agreed_delivery_date",
- "agreed_delivery_location_id",
- ],
- ]
- return fact_sales_order
-
-
-# fact_purchase_order from purchase_order
-
-
-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"] = df_po["created_at"].date()
- df_po["created_time"] = df_po["created_at"].dt.time
- df_po["last_updated_date"] = df_po["last_updated_at"].date()
- df_po["last_updated_time"] = df_po["last_updated_at"].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_at"], axis=1, inplace=True)
- return df_po
-
-
-def create_fact_payment(dict_of_df):
- df_payment = dict_of_df["payment"]
- df_payment.index.name = "payment_record_id"
- df_payment["created_date"] = df_payment["created_at"].date()
- df_payment["created_time"] = df_payment["created_at"].time
- df_payment["last_updated_date"] = df_payment["last_updated"].date()
- df_payment["last_updated_time"] = df_payment["last_updated"].time
- df_payment["payment_date"] = pd.to_datetime(
- df_payment["payment_date"], format="%Y-%m-%d"
- )
- fact_payment = df_payment.loc[
- :,
- [
- "payment_record_id",
- "payment_id",
- "created_date",
- "created_time",
- "last_updated_date",
- "last_updated_time",
- "transaction_id",
- "counterparty_id",
- "payment_amount",
- "currency_id",
- "payment_type_id",
- "paid",
- "payment_date",
- ],
- ]
- return fact_payment
-
-
-# test passed
-
-
-def create_dim_transaction(dict_of_df):
- df_transaction = dict_of_df["transaction"].drop(
- labels=["created_at", "last_updated"], axis=1
- )
- return df_transaction
-
-
-# test passed
-def create_dim_location(dict_of_df):
- df_loc = (
- dict_of_df["address"]
- .drop(labels=["created_at", "last_updated"], axis=1)
- .rename(columns={"address_id": "location_id"})
- )
- return df_loc
-
-
-def create_dim_counterparty(dict_of_df):
- df_prefixed_address = dict_of_df["address"].add_prefix(
- "counterparty_legal_", axis=1
- )
- df_cp = pd.merge(
- dict_of_df["counterparty"],
- df_prefixed_address,
- left_on="legal_address_id",
- right_on="counterparty_legal_address_id",
- how="outer",
- )
- df_cp.drop(
- columns=["legal_address_id", "counterparty_legal_address_id"], inplace=True
- )
- return df_cp
-
-
-# test passed
-
-
-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),
- ]
- date_col_names = [
- col_name for col_name in list(fact_dfs[0].columns) if "date" in col_name
- ]
- list_of_date_columns = []
- for df in fact_dfs:
- 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]")
- df_date = pd.DataFrame(data=sr_date, columns=["date_id"])
- df_date.drop_duplicates(inplace=True)
- df_date["year"] = df_date["date_id"].dt.year
- df_date["month"] = df_date["date_id"].dt.month
- df_date["day"] = df_date["date_id"].dt.day
- df_date["day_of_week"] = df_date["date_id"].dt.dayofweek
- df_date["day_name"] = df_date["date_id"].dt.day_name()
- df_date["month_name"] = df_date["date_id"].dt.month_name()
- df_date["quarter"] = df_date["date_id"].dt.quarter
- return df_date
-
-
-# tests passed
-def scrape_currency_names():
- response = requests.get("https://www.xe.com/currency/").content
- soup = BeautifulSoup(response, "html.parser")
- currency = [
- item.text for item in soup.findAll("a", attrs={"class": "sc-299dec64-6 fZPTSw"})
- ]
- sr = pd.Series(currency)
- df_cur = sr.str.split(pat=" - ", expand=True).rename(
- {0: "currency_code", 1: "currency_name"}, axis=1
- )
- return df_cur
-
-
-# tests passed
-
-
-def create_dim_currency(dict_of_df, names=scrape_currency_names()):
- df_cur = dict_of_df["currency"].drop(labels=["created_at", "last_updated"], axis=1)
- dim_cur = pd.merge(
- df_cur, names, left_on="currency_code", right_on="currency_code", how="inner"
- )
- return dim_cur
-
-
-# tests passed
-
-
-def create_dim_payment_type(dict_of_df):
- df_payment_type = dict_of_df["payment_type"]
- dim_payment_type = df_payment_type.loc[:, ["payment_type_id", "payment_type_name"]]
- return dim_payment_type
-
-
-# tests passed
-
-
-def create_dim_design(dict_of_df):
- df_design = dict_of_df["design"]
- dim_design = df_design.loc[
- :, ["design_id", "design_name", "file_name", "file_location"]
- ]
- return dim_design
-
-
-# tests passed
-
-
-def create_dim_staff(dict_of_df):
- staff_department = pd.merge(
- dict_of_df["staff"], dict_of_df["department"], on="department_id", how="left"
- )
- dim_staff = staff_department.loc[
- :,
- [
- "staff_id",
- "first_name",
- "last_name",
- "department_name",
- "location",
- "email_address",
- ],
- ]
- return dim_staff
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