Fix `crypto/defi/anchor` (#4892)v3.0.0

* handle defi anchor exceptions

* reason

* mypy

---------

Co-authored-by: Henrique Joaquim <h.joaquim@campus.fct.unl.pt>

2 files changed, 22 insertions, 16 deletions

diff --git a/openbb_terminal/cryptocurrency/defi/cryptosaurio_model.py b/openbb_terminal/cryptocurrency/defi/cryptosaurio_model.py
index 1d921181ab9..177a7ced5a5 100644
--- a/openbb_terminal/cryptocurrency/defi/cryptosaurio_model.py
+++ b/openbb_terminal/cryptocurrency/defi/cryptosaurio_model.py
@@ -8,6 +8,7 @@ import pandas as pd
 
 from openbb_terminal.decorators import log_start_end
 from openbb_terminal.helper_funcs import request
+from openbb_terminal.rich_config import console
 
 logger = logging.getLogger(__name__)
 
@@ -33,13 +34,15 @@ def get_anchor_data(address: str = "") -> Tuple[pd.DataFrame, pd.DataFrame, str]
     """
 
     if not address.startswith("terra"):
-        raise Exception(
+        console.print(
             "Select a valid address. Valid terra addresses start with 'terra'"
         )
+        return pd.DataFrame(), pd.DataFrame(), ""
 
     response = request(f"{api_url}/get-anchor-protocol-data-v2/{address}")
     if response.status_code != 200:
-        raise Exception(f"Status code: {response.status_code}. Reason: {response.text}")
+        console.print(f"Status code: {response.status_code}. Reason: {response.reason}")
+        return pd.DataFrame(), pd.DataFrame(), ""
 
     data = response.json()
     df = pd.DataFrame(reversed(data["historicalData"]))
diff --git a/openbb_terminal/cryptocurrency/defi/cryptosaurio_view.py b/openbb_terminal/cryptocurrency/defi/cryptosaurio_view.py
index 5a74ac63538..c903ee1fea5 100644
--- a/openbb_terminal/cryptocurrency/defi/cryptosaurio_view.py
+++ b/openbb_terminal/cryptocurrency/defi/cryptosaurio_view.py
@@ -41,9 +41,10 @@ def display_anchor_data(
 
     df, df_deposits, stats_str = cryptosaurio_model.get_anchor_data(address=address)
 
-    console.print(f"\n{stats_str}\n")
+    if stats_str:
+        console.print(f"\n{stats_str}\n")
 
-    if show_transactions:
+    if not df_deposits.empty and show_transactions:
         print_rich_table(
             df_deposits,
             headers=list(df_deposits.columns),
@@ -52,18 +53,20 @@ def display_anchor_data(
             export=bool(export),
         )
 
-    fig = OpenBBFigure(yaxis_title="Earnings Value [UST]")
-    fig.set_title("Earnings in Anchor Earn")
+    if not df.empty:
+        fig = OpenBBFigure(yaxis_title="Earnings Value [UST]")
+        fig.set_title("Earnings in Anchor Earn")
 
-    fig.add_scatter(x=df["time"], y=df["yield"], name="Earnings")
+        fig.add_scatter(x=df["time"], y=df["yield"], name="Earnings")
 
-    export_data(
-        export,
-        os.path.dirname(os.path.abspath(__file__)),
-        "anchor",
-        df,
-        sheet_name,
-        fig,
-    )
+        export_data(
+            export,
+            os.path.dirname(os.path.abspath(__file__)),
+            "anchor",
+            df,
+            sheet_name,
+            fig,
+        )
 
-    return fig.show(external=external_axes)
+        return fig.show(external=external_axes)
+    return None