Python pandas.core.algorithms._value_counts_arraylike() Examples
The following are 5
code examples of pandas.core.algorithms._value_counts_arraylike().
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Example #1
| Source File: sparse.py From recruit with Apache License 2.0 | 5 votes |
|
def value_counts(self, dropna=True):
"""
Returns a Series containing counts of unique values.
Parameters
----------
dropna : boolean, default True
Don't include counts of NaN, even if NaN is in sp_values.
Returns
-------
counts : Series
"""
from pandas import Index, Series
keys, counts = algos._value_counts_arraylike(self.sp_values,
dropna=dropna)
fcounts = self.sp_index.ngaps
if fcounts > 0:
if self._null_fill_value and dropna:
pass
else:
if self._null_fill_value:
mask = isna(keys)
else:
mask = keys == self.fill_value
if mask.any():
counts[mask] += fcounts
else:
keys = np.insert(keys, 0, self.fill_value)
counts = np.insert(counts, 0, fcounts)
if not isinstance(keys, ABCIndexClass):
keys = Index(keys)
result = Series(counts, index=keys)
return result
# --------
# Indexing
# --------
Example #2
| Source File: array.py From vnpy_crypto with MIT License | 5 votes |
|
def value_counts(self, dropna=True):
"""
Returns a Series containing counts of unique values.
Parameters
----------
dropna : boolean, default True
Don't include counts of NaN, even if NaN is in sp_values.
Returns
-------
counts : Series
"""
keys, counts = algos._value_counts_arraylike(self.sp_values,
dropna=dropna)
fcounts = self.sp_index.ngaps
if fcounts > 0:
if self._null_fill_value and dropna:
pass
else:
if self._null_fill_value:
mask = pd.isna(keys)
else:
mask = keys == self.fill_value
if mask.any():
counts[mask] += fcounts
else:
keys = np.insert(keys, 0, self.fill_value)
counts = np.insert(counts, 0, fcounts)
if not isinstance(keys, pd.Index):
keys = pd.Index(keys)
result = pd.Series(counts, index=keys)
return result
Example #3
| Source File: sparse.py From predictive-maintenance-using-machine-learning with Apache License 2.0 | 5 votes |
|
def value_counts(self, dropna=True):
"""
Returns a Series containing counts of unique values.
Parameters
----------
dropna : boolean, default True
Don't include counts of NaN, even if NaN is in sp_values.
Returns
-------
counts : Series
"""
from pandas import Index, Series
keys, counts = algos._value_counts_arraylike(self.sp_values,
dropna=dropna)
fcounts = self.sp_index.ngaps
if fcounts > 0:
if self._null_fill_value and dropna:
pass
else:
if self._null_fill_value:
mask = isna(keys)
else:
mask = keys == self.fill_value
if mask.any():
counts[mask] += fcounts
else:
keys = np.insert(keys, 0, self.fill_value)
counts = np.insert(counts, 0, fcounts)
if not isinstance(keys, ABCIndexClass):
keys = Index(keys)
result = Series(counts, index=keys)
return result
# --------
# Indexing
# --------
Example #4
| Source File: array.py From Splunking-Crime with GNU Affero General Public License v3.0 | 5 votes |
|
def value_counts(self, dropna=True):
"""
Returns a Series containing counts of unique values.
Parameters
----------
dropna : boolean, default True
Don't include counts of NaN, even if NaN is in sp_values.
Returns
-------
counts : Series
"""
keys, counts = algos._value_counts_arraylike(self.sp_values,
dropna=dropna)
fcounts = self.sp_index.ngaps
if fcounts > 0:
if self._null_fill_value and dropna:
pass
else:
if self._null_fill_value:
mask = pd.isna(keys)
else:
mask = keys == self.fill_value
if mask.any():
counts[mask] += fcounts
else:
keys = np.insert(keys, 0, self.fill_value)
counts = np.insert(counts, 0, fcounts)
if not isinstance(keys, pd.Index):
keys = pd.Index(keys)
result = pd.Series(counts, index=keys)
return result
Example #5
| Source File: array.py From elasticintel with GNU General Public License v3.0 | 5 votes |
|
def value_counts(self, dropna=True):
"""
Returns a Series containing counts of unique values.
Parameters
----------
dropna : boolean, default True
Don't include counts of NaN, even if NaN is in sp_values.
Returns
-------
counts : Series
"""
keys, counts = algos._value_counts_arraylike(self.sp_values,
dropna=dropna)
fcounts = self.sp_index.ngaps
if fcounts > 0:
if self._null_fill_value and dropna:
pass
else:
if self._null_fill_value:
mask = pd.isna(keys)
else:
mask = keys == self.fill_value
if mask.any():
counts[mask] += fcounts
else:
keys = np.insert(keys, 0, self.fill_value)
counts = np.insert(counts, 0, fcounts)
if not isinstance(keys, pd.Index):
keys = pd.Index(keys)
result = pd.Series(counts, index=keys)
return result
