v0.1.0

backend/python/miindicador.py

@@ -0,0 +1,72 @@
+import argparse
+import httpx
+import json
+import datetime
+
+
+class MiIndicador:
+    def __init__(self, base_url: str = None):
+        if base_url is None:
+            base_url = 'https://mindicador.cl/api'
+        self.base_url = base_url
+
+    def __build_url(self, sub_url: str, query: str = ''):
+        sub = sub_url
+        if query != '':
+            sub = '?'.join([
+                sub,
+                query
+            ])
+        url = '/'.join([
+            self.base_url,
+            sub
+        ])
+        return url
+
+    def __get(self, url: str):
+        resp = httpx.get(url)
+        if resp.status_code != httpx.codes.OK:
+            raise Exception(resp.reason_phrase)
+        return json.loads(resp.text)
+
+    def list(self):
+        url = self.__build_url('')
+        return self.__get(url)
+
+    def get(self, indicador: str, fecha: str = None):
+        url = indicador
+        if fecha is not None:
+            url = '/'.join([url, fecha])
+        url = self.__build_url(url)
+        res = self.__get(url)
+        for i, item in enumerate(res['serie']):
+            res['serie'][i]['fecha'] = datetime.datetime.fromisoformat(item['fecha'].replace('T', ' ').replace('Z', ''))\
+                .strftime('%Y-%m-%d')
+        return res
+
+    def historical(self, indicador: str, since: str = None):
+        sub = indicador
+        if since is not None:
+            sub = '/'.join([sub, since])
+        url = self.__build_url(sub)
+        res = self.__get(url)
+        for i, item in enumerate(res['serie']):
+            res['serie'][i]['fecha'] = datetime.datetime.fromisoformat(item['fecha'].replace('T', ' ').replace('Z', ''))\
+                .strftime('%Y-%m-%d')
+        return res
+
+
+if __name__ == '__main__':
+    parser = argparse.ArgumentParser()
+    parser.add_argument('-u', '--url')
+    parser.add_argument('-i', '--indicador')
+    hist = parser.add_subparsers()
+    hparser = hist.add_parser('hist')
+    hparser.add_argument('-hi', '--historical', action='store_true')
+    hparser.add_argument('-s', '--since')
+    args = parser.parse_args()
+    mi = MiIndicador(args.url)
+    if 'historical' in args and args.historical:
+        print(mi.historical(args.indicador, args.since))
+        exit()
+    print(mi.get(args.indicador))