defdrop_duplicates(self,*,keep:DropKeep="first",inplace:bool=False,ignore_index:bool=False,consecutive:bool=False# New parameter for consecutive duplicates)->"Series"|None:"""Return Series with duplicate values removed.Parameters---keep : {'first', 'last', False}, default 'first'Method to ...
python - Pandas: Drop consecutive duplicates - Stack Overflow https://stackoverflow.com/questions/19463985/pandas-drop-consecutive-duplicates a.loc[a.shift() != a] de_dup = a[cols].loc[(a[cols].shift() != a[cols]).any(axis=1)] How to shift column in dataframe ? python - Shift ...
原文:pandas.pydata.org/docs/reference/api/pandas.Index.has_duplicates.html propertyIndex.has_duplicates 检查索引是否具有重复值。 返回: 布尔值 索引是否具有重复值。 参见 Index.is_unique 检查是否具有唯一值的反方法。 示例 >>>idx = pd.Index([1,5,7,7])>>>idx.has_duplicatesTrue >>>idx = pd...
Help on function read_sql_query in module pandas.io.sql:read_sql_query(sql, con, index_col=None, coerce_float: 'bool' = True, params=None, parse_dates=None, chunksize: 'int | None' = None, dtype: 'DtypeArg | None' = None) -> 'DataFrame | Iterator[DataFrame]'Read SQL query int...
Pandas groupby.apply() method duplicates first group Pandas: Create dataframe from list of namedtuple Reading excel to a pandas dataframe starting from row 5 and including headers How do I remove rows with duplicate values of columns in pandas dataframe? Pandas: Convert from datetime to integer ti...
Flexible and powerful data analysis / manipulation library for Python, providing labeled data structures similar to R data.frame objects, statistical functions, and much more - pandas/pandas/core/groupby/groupby.py at v0.23.1 · pandas-dev/pandas
doublequote : bool, default ``True`` When quotechar is specified and quoting is not ``QUOTE_NONE``, indicate whether or not to interpret two consecutive quotechar elements INSIDE a field as a single ``quotechar`` element. escapechar : str (length 1), optional One-character string used to...