From 7a9d3d3e8f2cc13b144629e7bc3d49bf980c01d0 Mon Sep 17 00:00:00 2001
From: Chris Berkhout <chrisberkhout@gmail.com>
Date: Mon, 4 Apr 2022 13:04:26 +0200
Subject: [PATCH] Update ISO 4217 currency data for ISO 4217 amendment number
 171.

---
 Makefile                             | 7 +++++++
 src/pricehist/isocurrencies.py       | 5 +----
 src/pricehist/resources/list_one.xml | 9 ++++++++-
 3 files changed, 16 insertions(+), 5 deletions(-)

diff --git a/Makefile b/Makefile
index 83c4c2c..eb13631 100644
--- a/Makefile
+++ b/Makefile
@@ -39,3 +39,10 @@ pre-commit: ## Checks to run before each commit
 .PHONY: tox
 tox: ## Run tests via tox
 	poetry run tox
+
+.PHONY: fetch-iso-data
+fetch-iso-data: ## Fetch the latest copy of the ISO 4217 currency data
+	wget -O src/pricehist/resources/list_one.xml \
+		https://www.six-group.com/dam/download/financial-information/data-center/iso-currrency/lists/list_one.xml
+	wget -O src/pricehist/resources/list_three.xml \
+		https://www.six-group.com/dam/download/financial-information/data-center/iso-currrency/lists/list_three.xml
diff --git a/src/pricehist/isocurrencies.py b/src/pricehist/isocurrencies.py
index 550db3a..fe02678 100644
--- a/src/pricehist/isocurrencies.py
+++ b/src/pricehist/isocurrencies.py
@@ -24,7 +24,6 @@ Functions:
 """
 
 from dataclasses import dataclass, field
-from datetime import datetime
 from importlib.resources import read_binary
 from typing import List
 
@@ -45,9 +44,7 @@ class ISOCurrency:
 
 def current_data_date():
     one = etree.fromstring(read_binary("pricehist.resources", "list_one.xml"))
-    pblshd = one.cssselect("ISO_4217")[0].attrib["Pblshd"]
-    date = datetime.strptime(pblshd, "%B %d, %Y").date().isoformat()
-    return date
+    return one.cssselect("ISO_4217")[0].attrib["Pblshd"]
 
 
 def historical_data_date():
diff --git a/src/pricehist/resources/list_one.xml b/src/pricehist/resources/list_one.xml
index 7bc46c2..0e8dd7a 100644
--- a/src/pricehist/resources/list_one.xml
+++ b/src/pricehist/resources/list_one.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
-<ISO_4217 Pblshd="October 1, 2021">
+<ISO_4217 Pblshd="2022-04-01">
 	<CcyTbl>
 		<CcyNtry>
 			<CtryNm>AFGHANISTAN</CtryNm>
@@ -1493,6 +1493,13 @@
 			<CcyNbr>694</CcyNbr>
 			<CcyMnrUnts>2</CcyMnrUnts>
 		</CcyNtry>
+		<CcyNtry>
+			<CtryNm>SIERRA LEONE</CtryNm>
+			<CcyNm>Leone</CcyNm>
+			<Ccy>SLE</Ccy>
+			<CcyNbr>925</CcyNbr>
+			<CcyMnrUnts>2</CcyMnrUnts>
+		</CcyNtry>
 		<CcyNtry>
 			<CtryNm>SINGAPORE</CtryNm>
 			<CcyNm>Singapore Dollar</CcyNm>