Update result_set

Author: sfc-gh-nqi

src/snowflake/connector/options.py

@@ -116,8 +116,11 @@ def _import_or_missing_pandas_option() -> (
 
 def installed_pandas() -> bool:
     """This function checks if pandas is available and compatible."""
-    _, _, installed = _import_or_missing_pandas_option()
-    return installed
+    try:
+        importlib.import_module("pandas")
+        return True
+    except ImportError:
+        return False
 
 
 def _import_or_missing_keyring_option() -> tuple[ModuleLikeObject, bool]:

src/snowflake/connector/result_set.py

@@ -18,7 +18,6 @@
 
 from .constants import IterUnit
 from .errors import NotSupportedError
-from .options import pandas
 from .options import pyarrow as pa
 from .result_batch import (
     ArrowResultBatch,
@@ -215,6 +214,8 @@ def _fetch_pandas_batches(self, **kwargs) -> Iterator[DataFrame]:
 
     def _fetch_pandas_all(self, **kwargs) -> DataFrame:
         """Fetches a single Pandas dataframe."""
+        from .options import pandas
+
         concat_args = list(inspect.signature(pandas.concat).parameters)
         concat_kwargs = {k: kwargs.pop(k) for k in dict(kwargs) if k in concat_args}
         dataframes = list(self._fetch_pandas_batches(is_fetch_all=True, **kwargs))