データのダウンロード

!curlでダウンロードしたファイルを読み込めません。
なぜなのでしょうか？

In [1]: !curl -0 https://raw.githubusercontent.com/jakevdp/data-USstates/master/
...: state-population.csv
state/region,ages,year,population
AL,under18,2012,1117489
AL,total,2012,4817528
AL,under18,2010,1130966
AL,total,2010,4785570
AL,under18,2011,1125763
AL,total,2011,4801627
AL,total,2009,4757938
AL,under18,2009,1134192
AL,under18,2013,1111481
AL,total,2013,4833722
AL,total,2007,4672840
AL,under18,2007,1132296
AL,total,2008,4718206
AL,under18,2008,1134927
AL,total,2005,4569805
AL,under18,2005,1117229
・・・以下続く

In [2]: pop = pd.read_csv('state-population.csv')
...: print(pop.head())

ParserError Traceback (most recent call last)
Input In [10], in <cell line: 1>()
----> 1 pop = pd.read_csv('state-population.csv')
3 print(pop.head())

File ~/miniconda3/lib/python3.8/site-packages/pandas/util/_decorators.py:311, in deprecate_nonkeyword_arguments.<locals>.decorate.<locals>.wrapper(*args, **kwargs)
305 if len(args) > num_allow_args:
306 warnings.warn(
307 msg.format(arguments=arguments),
308 FutureWarning,
309 stacklevel=stacklevel,
310 )
--> 311 return func(*args, **kwargs)

File ~/miniconda3/lib/python3.8/site-packages/pandas/io/parsers/readers.py:680, in read_csv(filepath_or_buffer, sep, delimiter, header, names, index_col, usecols, squeeze, prefix, mangle_dupe_cols, dtype, engine, converters, true_values, false_values, skipinitialspace, skiprows, skipfooter, nrows, na_values, keep_default_na, na_filter, verbose, skip_blank_lines, parse_dates, infer_datetime_format, keep_date_col, date_parser, dayfirst, cache_dates, iterator, chunksize, compression, thousands, decimal, lineterminator, quotechar, quoting, doublequote, escapechar, comment, encoding, encoding_errors, dialect, error_bad_lines, warn_bad_lines, on_bad_lines, delim_whitespace, low_memory, memory_map, float_precision, storage_options)
665 kwds_defaults = _refine_defaults_read(
666 dialect,
667 delimiter,
(...)
676 defaults={"delimiter": ","},
677 )
678 kwds.update(kwds_defaults)
--> 680 return _read(filepath_or_buffer, kwds)

File ~/miniconda3/lib/python3.8/site-packages/pandas/io/parsers/readers.py:581, in _read(filepath_or_buffer, kwds)
578 return parser
580 with parser:
--> 581 return parser.read(nrows)

File ~/miniconda3/lib/python3.8/site-packages/pandas/io/parsers/readers.py:1255, in TextFileReader.read(self, nrows)
1253 nrows = validate_integer("nrows", nrows)
1254 try:
-> 1255 index, columns, col_dict = self._engine.read(nrows)
1256 except Exception:
1257 self.close()

File ~/miniconda3/lib/python3.8/site-packages/pandas/io/parsers/c_parser_wrapper.py:225, in CParserWrapper.read(self, nrows)
223 try:
224 if self.low_memory:
--> 225 chunks = self._reader.read_low_memory(nrows)
226 # destructive to chunks
227 data = _concatenate_chunks(chunks)

File ~/miniconda3/lib/python3.8/site-packages/pandas/_libs/parsers.pyx:805, in pandas._libs.parsers.TextReader.read_low_memory()

File ~/miniconda3/lib/python3.8/site-packages/pandas/_libs/parsers.pyx:861, in pandas._libs.parsers.TextReader._read_rows()

File ~/miniconda3/lib/python3.8/site-packages/pandas/_libs/parsers.pyx:847, in pandas._libs.parsers.TextReader._tokenize_rows()

File ~/miniconda3/lib/python3.8/site-packages/pandas/_libs/parsers.pyx:1960, in pandas._libs.parsers.raise_parser_error()

ParserError: Error tokenizing data. C error: Expected 1 fields in line 28, saw 493