Getting started with Naver reader

Author: suminb

pandas_datareader/data.py

@@ -39,6 +39,8 @@
 from pandas_datareader.yahoo.options import Options as YahooOptions
 from pandas_datareader.yahoo.quotes import YahooQuotesReader
 
+from pandas_datareader.naver import NaverDailyReader
+
 __all__ = [
     "get_components_yahoo",
     "get_data_enigma",
@@ -369,6 +371,7 @@ def DataReader(
         "av-monthly-adjusted",
         "av-intraday",
         "econdb",
+        "naver",
     ]
 
     if data_source not in expected_source:
@@ -661,6 +664,16 @@ def DataReader(
             session=session,
         ).read()
 
+    elif data_source == "naver":
+        return NaverDailyReader(
+            symbols=name,
+            start=start,
+            end=end,
+            retry_count=retry_count,
+            pause=pause,
+            session=session,
+        ).read()
+
     else:
         msg = "data_source=%r is not implemented" % data_source
         raise NotImplementedError(msg)

pandas_datareader/naver.py

@@ -0,0 +1,56 @@
+from pandas_datareader.base import _DailyBaseReader
+
+class NaverDailyReader(_DailyBaseReader):
+
+    def __init__(
+        self,
+        symbols=None,
+        start=None,
+        end=None,
+        retry_count=3,
+        pause=0.1,
+        session=None,
+        adjust_price=False,
+        ret_index=False,
+        chunksize=1,
+        interval="d",
+        get_actions=False,
+        adjust_dividends=True,
+    ):
+        super(NaverDailyReader, self).__init__(
+            symbols=symbols,
+            start=start,
+            end=end,
+            retry_count=retry_count,
+            pause=pause,
+            session=session,
+            chunksize=chunksize,
+        )
+
+        self.headers = {
+            "Sec-Fetch-Mode": "no-cors",
+            "Referer": "https://finance.naver.com/item/fchart.nhn?code={}".format(symbols),
+            "User-Agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/76.0.3809.100 Safari/537.36",
+        }
+
+    @property
+    def get_actions(self):
+        return self._get_actions
+
+    @property
+    def url(self):
+        return "https://fchart.stock.naver.com/sise.nhn"
+
+    def _get_params(self, symbol):
+        params = {
+            "symbol": symbol,
+            "timeframe": "day",
+            "count": 500,
+            "requestType": 0,
+        }
+        return params
+
+    def _read_one_data(self, url, params):
+        """Read one data from specified symbol"""
+        resp = self._get_response(url, params=params)
+        return resp