diff options
Diffstat (limited to 'src/dataframes.py')
| -rw-r--r-- | src/dataframes.py | 251 |
1 files changed, 85 insertions, 166 deletions
diff --git a/src/dataframes.py b/src/dataframes.py index ab53063..41f39b8 100644 --- a/src/dataframes.py +++ b/src/dataframes.py @@ -2,7 +2,7 @@ import pandas as pd from bs4 import BeautifulSoup import requests -# Table names: +#Table names: # fact_sales_order # fact_purchase_orders # fact_payment @@ -16,214 +16,133 @@ import requests # dim_counterparty +#no test, same as fact_payment 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 - - + df_sales["created_date"] = pd.to_datetime(df_sales["created_at"],format='%Y-%m-%d') + df_sales["created_time"] = pd.to_datetime(df_sales["created_at"],format='%H-%M-%S') + df_sales["last_updated_date"] = pd.to_datetime(df_sales["last_updated"],format='%Y-%m-%d') + df_sales["last_updated_time"] = pd.to_datetime(df_sales["last_updated"],format='%H-%M-%S') + 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.reset_index(inplace=True) + return df_sales + +#no test, same as fact_payment 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) + 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'],format='%Y-%m-%d') + df_po['created_time'] = pd.to_datetime(df_po['created_at'],format='%H-%M-%S') + df_po['last_updated_date'] = pd.to_datetime(df_po['last_updated'],format='%Y-%m-%d') + df_po['last_updated_time'] = pd.to_datetime(df_po['last_updated'],format='%H-%M-%S') + 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.reset_index(inplace=True) return df_po - +#test passed 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 - - + df_payment["created_date"] = pd.to_datetime(df_payment["created_at"],format='%Y-%m-%d') + df_payment["created_time"] = pd.to_datetime(df_payment["created_at"],format='%H-%M-%S') + df_payment["last_updated_date"] = pd.to_datetime(df_payment["last_updated"],format='%Y-%m-%d') + df_payment["last_updated_time"] = pd.to_datetime(df_payment["last_updated"],format='%H-%M-%S') + 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.reset_index(inplace=True) + return df_payment + +#test passed def create_dim_transaction(dict_of_df): - df_transaction = dict_of_df["transaction"].drop( - labels=["created_at", "last_updated"], axis=1 - ) + df_transaction = dict_of_df["transaction"].drop(labels=['created_at', 'last_updated'], axis=1) return df_transaction - -# test passed +#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"}) - ) + 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 - ) + 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 - - +#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 - ] + 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] 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"]) + 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 + 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 +#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"}) - ] + 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 - ) + 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 + + -# 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 |