Added analysis information for an instrument (#122)

* Update avanza.py

Added get_analysis() to get analysis data for an instrument

* Update constants.py

Added path for analysis information for an instrument

avanza/avanza.py

@@ -267,6 +267,15 @@ def get_index_info(self, index_id: str) -> IndexInfo:
         # Works when sending InstrumentType.STOCK, but not InstrumentType.INDEX
         return self.get_instrument(InstrumentType.STOCK, index_id)
 
+    def get_analysis(self,instrument_id: str ):
+         """Returns analysis data for an instrument """
+        return self.__call(
+            HttpMethod.GET,
+            Route.ANALYSIS_PATH.value.format(
+                instrument_id
+            )
+        )
+
     def get_instrument(self, instrument_type: InstrumentType, instrument_id: str):
         """
         Get instrument info

avanza/constants.py

@@ -126,6 +126,7 @@ class Route(enum.Enum):
     ACCOUNT_PERFORMANCE_CHART_PATH = (
         "/_api/account-performance/overview/chart/accounts/timeperiod"
     )
+    ANALYSIS_PATH = '/_api/market-guide/stock/{}/analysis'
     AUTHENTICATION_PATH = "/_api/authentication/sessions/usercredentials"
     CATEGORIZED_ACCOUNTS = "/_api/account-overview/overview/categorizedAccounts"
     CHARTDATA_PATH = "/_api/price-chart/stock/{}"