# Chapter 1 questions > Source: > Published: 2026-07-07 16:43:25+00:00 When I use the Colab notebook, I get an error on the second cell. Does anyone know how to fix it? from transformers import pipeline classifier = pipeline(“sentiment-analysis”) classifier(“I’ve been waiting for a HuggingFace course my whole life.”) --------------------------------------------------------------------------- AttributeError Traceback (most recent call last) /usr/local/lib/python3.12/dist-packages/transformers/utils/import_utils.py in _*getattr*_(self, name) 2248 try: → 2249 module = self._get_module(self._class_to_module[name]) 2250 value = getattr(module, name) /usr/local/lib/python3.12/dist-packages/transformers/utils/import_utils.py in _get_module(self, module_name) 2482 except Exception as e: → 2483 raise e 2484 /usr/local/lib/python3.12/dist-packages/transformers/utils/import_utils.py in _get_module(self, module_name) 2480 try: → 2481 return importlib.import_module(“.” + module_name, self._*name*_) 2482 except Exception as e: /usr/lib/python3.12/importlib/_*init*_.py in import_module(name, package) 89 level += 1 —> 90 return _bootstrap._gcd_import(name[level:], package, level) 91 /usr/lib/python3.12/importlib/_bootstrap.py in _gcd_import(name, package, level) /usr/lib/python3.12/importlib/_bootstrap.py in _find_and_load(name, import_) /usr/lib/python3.12/importlib/_bootstrap.py in _find_and_load_unlocked(name, import_) /usr/lib/python3.12/importlib/_bootstrap.py in _load_unlocked(spec) /usr/lib/python3.12/importlib/_bootstrap_external.py in exec_module(self, module) /usr/lib/python3.12/importlib/_bootstrap.py in _call_with_frames_removed(f, *args, **kwds) /usr/local/lib/python3.12/dist-packages/transformers/pipelines/_*init*_.py in 26 from ..feature_extraction_utils import FeatureExtractionMixin —> 27 from ..image_processing_utils import BaseImageProcessor 28 from ..models.auto.configuration_auto import AutoConfig /usr/local/lib/python3.12/dist-packages/transformers/image_processing_utils.py in 33 ) —> 34 from .processing_utils import ImagesKwargs, Unpack 35 from .utils import ( /usr/local/lib/python3.12/dist-packages/transformers/processing_utils.py in 62 from .utils.chat_template_utils import _get_template_variables, render_jinja_template —> 63 from .utils.type_validators import ( 64 device_validator, /usr/local/lib/python3.12/dist-packages/transformers/utils/type_validators.py in 7 from ..tokenization_utils_base import PaddingStrategy, TruncationStrategy ----> 8 from ..video_utils import VideoMetadataType 9 from .generic import TensorType /usr/local/lib/python3.12/dist-packages/transformers/video_utils.py in 48 if is_torchvision_available(): —> 49 from torchvision import io as torchvision_io 50 /usr/local/lib/python3.12/dist-packages/torchvision/_*init*_.py in 7 from . import extension # usort:skip # noqa: F401 ----> 8 from torchvision import _meta_registrations, datasets, io, models, ops, transforms, utils # usort:skip 9 /usr/local/lib/python3.12/dist-packages/torchvision/models/_*init*_.py in 1 from .alexnet import * ----> 2 from .convnext import * 3 from .densenet import * /usr/local/lib/python3.12/dist-packages/torchvision/models/convnext.py in 9 from ..ops.misc import Conv2dNormActivation, Permute —> 10 from ..ops.stochastic_depth import StochasticDepth 11 from ..transforms._presets import ImageClassification /usr/local/lib/python3.12/dist-packages/torchvision/ops/_*init*_.py in 22 from .misc import Conv2dNormActivation, Conv3dNormActivation, FrozenBatchNorm2d, MLP, Permute, SqueezeExcitation —> 23 from .poolers import MultiScaleRoIAlign 24 from .ps_roi_align import ps_roi_align, PSRoIAlign /usr/local/lib/python3.12/dist-packages/torchvision/ops/poolers.py in 9 from ..utils import _log_api_usage_once —> 10 from .roi_align import roi_align 11 /usr/local/lib/python3.12/dist-packages/torchvision/ops/roi_align.py in 6 from torch import nn, Tensor ----> 7 from torch._dynamo.utils import is_compile_supported 8 from torch.jit.annotations import BroadcastingList2 /usr/local/lib/python3.12/dist-packages/torch/_dynamo/_*init*_.py in 12 —> 13 from . import ( 14 aot_compile, /usr/local/lib/python3.12/dist-packages/torch/_dynamo/aot_compile.py in 14 import torch.fx —> 15 from torch._dynamo.convert_frame import GraphRuntimeEnv 16 from torch._dynamo.graph_utils import _graph_device_type /usr/local/lib/python3.12/dist-packages/torch/_dynamo/convert_frame.py in 61 from torch._dynamo.distributed import get_compile_pg —> 62 from torch._dynamo.symbolic_convert import TensorifyState 63 from torch._guards import compile_context, CompileContext, CompileId, tracing /usr/local/lib/python3.12/dist-packages/torch/_dynamo/symbolic_convert.py in 53 from torch._dynamo.dynamo_profiler import DynamoProfilerState, FunctionTraceTiming —> 54 from torch._dynamo.exc import ObservedException, TensorifyScalarRestartAnalysis 55 from torch._guards import InlinedCodeCache, tracing, TracingContext /usr/local/lib/python3.12/dist-packages/torch/_dynamo/exc.py in 43 from . import config —> 44 from .utils import counters 45 /usr/local/lib/python3.12/dist-packages/torch/_dynamo/utils.py in 69 import torch._functorch.config —> 70 import torch.fx.experimental.symbolic_shapes 71 import torch.utils._pytree as pytree /usr/local/lib/python3.12/dist-packages/torch/fx/experimental/symbolic_shapes.py in 79 from torch.utils._python_dispatch import is_traceable_wrapper_subclass —> 80 from torch.utils._sympy.functions import ( 81 Application, /usr/local/lib/python3.12/dist-packages/torch/utils/_sympy/functions.py in 187 # not, this can potentially cause correctness issues. → 188 class FloorDiv(sympy.Function): 189 “”" /usr/local/lib/python3.12/dist-packages/torch/utils/_sympy/functions.py in FloorDiv() 210 → 211 def _sympystr(self, printer: sympy.printing.StrPrinter) → str: 212 base = printer.parenthesize(self.base, PRECEDENCE[“Atom”] - 0.5) AttributeError: module ‘sympy’ has no attribute ‘printing’ The above exception was the direct cause of the following exception: ModuleNotFoundError Traceback (most recent call last) /tmp/ipykernel_3167/711506748.py in () ----> 1 from transformers import pipeline 2 3 classifier = pipeline(“sentiment-analysis”) 4 classifier(“I’ve been waiting for a HuggingFace course my whole life.”) /usr/local/lib/python3.12/dist-packages/transformers/utils/import_utils.py in _*getattr*_(self, name) 2335 ) from e 2336 else: → 2337 raise ModuleNotFoundError( 2338 f"Could not import module ‘{name}’. Are this object’s requirements defined correctly?" 2339 ) from e ModuleNotFoundError: Could not import module ‘pipeline’. Are this object’s requirements defined correctly?