fix: remove horovod.pytorch import, preventing segfault with rubik (#660)

* fix: remove horovod.pytorch import, preventing segfault with rubik

* refactor: bump up version

---------

Co-authored-by: Shibo Xing <shibox@amazon.com>

Author: ShiboXing

smdebug/_version.py

@@ -1 +1 @@
-__version__ = "1.0.33"
+__version__ = "1.0.34"

smdebug/core/utils.py

@@ -61,19 +61,15 @@ class FRAMEWORK(Enum):
 
 
 try:
-    import horovod.torch as hvd
-
-    # This redundant import is necessary because horovod does not raise an ImportError if the library is not present
-    import torch  # noqa
+    import horovod.tensorflow as hvd
 
     _hvd_imported = hvd
 except (ModuleNotFoundError, ImportError):
-    try:
-        import horovod.tensorflow as hvd
+    _hvd_imported = None
+except Exception as e:
+    raise SMDebugError(e)
+
 
-        _hvd_imported = hvd
-    except (ModuleNotFoundError, ImportError):
-        _hvd_imported = None
 
 
 logger = get_logger()