MOD: Rename chan_id to channel_id pt1

     .

Author: cjdsellers

databento/common/bento.py

@@ -447,7 +447,7 @@ def to_df(self, pretty_ts: bool = False, pretty_px: bool = False) -> pd.DataFram
 
         # Cleanup dataframe
         if self.schema == Schema.MBO:
-            df.drop("chan_id", axis=1, inplace=True)
+            df.drop("channel_id", axis=1, inplace=True)
             df = df.reindex(columns=DBZ_COLUMNS[self.schema])
             df["flags"] = df["flags"] & 0xFF  # Apply bitmask
             df["side"] = df["side"].str.decode("utf-8")

databento/common/data.py

@@ -74,7 +74,7 @@ def get_deriv_ba_types(level: int) -> List[Tuple[str, Union[type, str]]]:
         ("price", np.int64),
         ("size", np.uint32),
         ("flags", np.int8),
-        ("chan_id", np.uint8),
+        ("channel_id", np.uint8),
         ("action", "S1"),  # 1 byte chararray
         ("side", "S1"),  # 1 byte chararray
         ("ts_recv", np.uint64),

tests/test_historical_bento.py

@@ -89,7 +89,7 @@ def test_bento_given_initial_nbytes_returns_expected_metadata(self) -> None:
                 ("price", "<i8"),
                 ("size", "<u4"),
                 ("flags", "i1"),
-                ("chan_id", "u1"),
+                ("channel_id", "u1"),
                 ("action", "S1"),
                 ("side", "S1"),
                 ("ts_recv", "<u8"),