style: format code with black
diff --git a/erpnext/accounts/report/utils.py b/erpnext/accounts/report/utils.py
index 9e721fb..eed5836 100644
--- a/erpnext/accounts/report/utils.py
+++ b/erpnext/accounts/report/utils.py
@@ -7,6 +7,7 @@
 
 __exchange_rates = {}
 
+
 def get_currency(filters):
 	"""
 	Returns a dictionary containing currency information. The keys of the dict are
@@ -23,15 +24,22 @@
 	"""
 	company = get_appropriate_company(filters)
 	company_currency = get_company_currency(company)
-	presentation_currency = filters['presentation_currency'] if filters.get('presentation_currency') else company_currency
+	presentation_currency = (
+		filters["presentation_currency"] if filters.get("presentation_currency") else company_currency
+	)
 
-	report_date = filters.get('to_date')
+	report_date = filters.get("to_date")
 
 	if not report_date:
-		fiscal_year_to_date = get_from_and_to_date(filters.get('to_fiscal_year'))["to_date"]
+		fiscal_year_to_date = get_from_and_to_date(filters.get("to_fiscal_year"))["to_date"]
 		report_date = formatdate(get_datetime_str(fiscal_year_to_date), "dd-MM-yyyy")
 
-	currency_map = dict(company=company, company_currency=company_currency, presentation_currency=presentation_currency, report_date=report_date)
+	currency_map = dict(
+		company=company,
+		company_currency=company_currency,
+		presentation_currency=presentation_currency,
+		report_date=report_date,
+	)
 
 	return currency_map
 
@@ -62,13 +70,14 @@
 	:return: Retrieved exchange rate
 	"""
 
-	rate = __exchange_rates.get('{0}-{1}@{2}'.format(from_currency, to_currency, date))
+	rate = __exchange_rates.get("{0}-{1}@{2}".format(from_currency, to_currency, date))
 	if not rate:
 		rate = get_exchange_rate(from_currency, to_currency, date) or 1
-		__exchange_rates['{0}-{1}@{2}'.format(from_currency, to_currency, date)] = rate
+		__exchange_rates["{0}-{1}@{2}".format(from_currency, to_currency, date)] = rate
 
 	return rate
 
+
 def convert_to_presentation_currency(gl_entries, currency_info, company):
 	"""
 	Take a list of GL Entries and change the 'debit' and 'credit' values to currencies
@@ -78,35 +87,35 @@
 	:return:
 	"""
 	converted_gl_list = []
-	presentation_currency = currency_info['presentation_currency']
-	company_currency = currency_info['company_currency']
+	presentation_currency = currency_info["presentation_currency"]
+	company_currency = currency_info["company_currency"]
 
-	account_currencies = list(set(entry['account_currency'] for entry in gl_entries))
+	account_currencies = list(set(entry["account_currency"] for entry in gl_entries))
 
 	for entry in gl_entries:
-		account = entry['account']
-		debit = flt(entry['debit'])
-		credit = flt(entry['credit'])
-		debit_in_account_currency = flt(entry['debit_in_account_currency'])
-		credit_in_account_currency = flt(entry['credit_in_account_currency'])
-		account_currency = entry['account_currency']
+		account = entry["account"]
+		debit = flt(entry["debit"])
+		credit = flt(entry["credit"])
+		debit_in_account_currency = flt(entry["debit_in_account_currency"])
+		credit_in_account_currency = flt(entry["credit_in_account_currency"])
+		account_currency = entry["account_currency"]
 
 		if len(account_currencies) == 1 and account_currency == presentation_currency:
 			if debit_in_account_currency:
-				entry['debit'] = debit_in_account_currency
+				entry["debit"] = debit_in_account_currency
 
 			if credit_in_account_currency:
-				entry['credit'] = credit_in_account_currency
+				entry["credit"] = credit_in_account_currency
 		else:
-			date = currency_info['report_date']
+			date = currency_info["report_date"]
 			converted_debit_value = convert(debit, presentation_currency, company_currency, date)
 			converted_credit_value = convert(credit, presentation_currency, company_currency, date)
 
-			if entry.get('debit'):
-				entry['debit'] = converted_debit_value
+			if entry.get("debit"):
+				entry["debit"] = converted_debit_value
 
-			if entry.get('credit'):
-				entry['credit'] = converted_credit_value
+			if entry.get("credit"):
+				entry["credit"] = converted_credit_value
 
 		converted_gl_list.append(entry)
 
@@ -114,26 +123,29 @@
 
 
 def get_appropriate_company(filters):
-	if filters.get('company'):
-		company = filters['company']
+	if filters.get("company"):
+		company = filters["company"]
 	else:
 		company = get_default_company()
 
 	return company
 
+
 @frappe.whitelist()
-def get_invoiced_item_gross_margin(sales_invoice=None, item_code=None, company=None, with_item_data=False):
+def get_invoiced_item_gross_margin(
+	sales_invoice=None, item_code=None, company=None, with_item_data=False
+):
 	from erpnext.accounts.report.gross_profit.gross_profit import GrossProfitGenerator
 
-	sales_invoice = sales_invoice or frappe.form_dict.get('sales_invoice')
-	item_code = item_code or frappe.form_dict.get('item_code')
-	company = company or frappe.get_cached_value("Sales Invoice", sales_invoice, 'company')
+	sales_invoice = sales_invoice or frappe.form_dict.get("sales_invoice")
+	item_code = item_code or frappe.form_dict.get("item_code")
+	company = company or frappe.get_cached_value("Sales Invoice", sales_invoice, "company")
 
 	filters = {
-		'sales_invoice': sales_invoice,
-		'item_code': item_code,
-		'company': company,
-		'group_by': 'Invoice'
+		"sales_invoice": sales_invoice,
+		"item_code": item_code,
+		"company": company,
+		"group_by": "Invoice",
 	}
 
 	gross_profit_data = GrossProfitGenerator(filters)