我需要在Jupyter上读取一个Excel文件，因此当我打印时 data = pd.read_excel（'data.xlsx'）它显示：
ImportError: Install xlrd >= 1.0.0 for Excel support
我同时使用pip install和conda install遵循xlrd安装过程，但是它始终显示相同的错误消息：
ImportError: Install xlrd >= 1.0.0 for Excel support
ModuleNotFoundError Traceback (most recent call last)
/anaconda3/envs/holoviz-tutorial/lib/python3.7/site-packages/pandas/io/excel.py in __init__(self, filepath_or_buffer)
390 try:
--> 391 import xlrd
392 except ImportError:
ModuleNotFoundError: No module named 'xlrd'
During handling of the above exception, another exception occurred:
ImportError Traceback (most recent call last)
<ipython-input-3-1d644c36f98f> in <module>
----> 1 df = pd.read_excel('../data/diseases.csv.gz')
/anaconda3/envs/holoviz-tutorial/lib/python3.7/site-packages/pandas/util/_decorators.py in wrapper(*args, **kwargs)
186 else:
187 kwargs[new_arg_name] = new_arg_value
--> 188 return func(*args, **kwargs)
189 return wrapper
190 return _deprecate_kwarg
/anaconda3/envs/holoviz-tutorial/lib/python3.7/site-packages/pandas/util/_decorators.py in wrapper(*args, **kwargs)
186 else:
187 kwargs[new_arg_name] = new_arg_value
--> 188 return func(*args, **kwargs)
189 return wrapper
190 return _deprecate_kwarg
/anaconda3/envs/holoviz-tutorial/lib/python3.7/site-packages/pandas/io/excel.py in read_excel(io, sheet_name, header, names, index_col, parse_cols, usecols, squeeze, dtype, engine, converters, true_values, false_values, skiprows, nrows, na_values, keep_default_na, verbose, parse_dates, date_parser, thousands, comment, skip_footer, skipfooter, convert_float, mangle_dupe_cols, **kwds)
348
349 if not isinstance(io, ExcelFile):
--> 350 io = ExcelFile(io, engine=engine)
351
352 return io.parse(
/anaconda3/envs/holoviz-tutorial/lib/python3.7/site-packages/pandas/io/excel.py in __init__(self, io, engine)
651 self._io = _stringify_path(io)
652
--> 653 self._reader = self._engines[engine](self._io)
654
655 def __fspath__(self):
/anaconda3/envs/holoviz-tutorial/lib/python3.7/site-packages/pandas/io/excel.py in __init__(self, filepath_or_buffer)
391 import xlrd
392 except ImportError:
--> 393 raise ImportError(err_msg)
394 else:
395 if xlrd.__VERSION__ < LooseVersion("1.0.0"):
ImportError: Install xlrd >= 1.0.0 for Excel support