fixes #1000 #1044

src/asammdf/gui/utils.py

@@ -1207,7 +1207,7 @@ def check_generated_function(func, trace, function_source, silent, parent=None):
     args = inspect.signature(func)
     kwargs = {}
     for i, (arg_name, arg) in enumerate(args.parameters.items()):
-        kwargs[arg_name] = random.randint(1, 2**64)
+        kwargs[arg_name] = random.randint(1, 256)
 
     trace = ""
 
@@ -1220,6 +1220,7 @@ def check_generated_function(func, trace, function_source, silent, parent=None):
     except:
         sample_by_sample = False
         trace = f"Sample by sample: {format_exc()}"
+        print(f"Sample by sample {kwargs=}: {format_exc()}")
     else:
         if not isinstance(res, (int, float)):
             sample_by_sample = False

src/asammdf/mdf.py

@@ -11,7 +11,7 @@
 from enum import Enum
 from functools import reduce
 import gzip
-from io import BytesIO
+from io import BufferedIOBase, BytesIO
 import logging
 import os
 from pathlib import Path
@@ -233,7 +233,7 @@ def __init__(
 
         if name:
             if is_file_like(name):
-                if isinstance(name, BytesIO):
+                if isinstance(name, (BytesIO, BufferedIOBase)):
                     original_name = None
                     file_stream = name
                     do_close = False
@@ -4393,7 +4393,6 @@ def to_dataframe(
         dataframe : pandas.DataFrame
 
         """
-        print("use_interpolation", use_interpolation)
         if isinstance(raw, dict):
             if "__default__" not in raw:
                 raise MdfException("The raw argument given as dict must contain the __default__ key")