Python pandas.core.reshape.merge._get_join_indexers() Examples
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code examples of pandas.core.reshape.merge._get_join_indexers().
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Example #1
Source File: base.py From recruit with Apache License 2.0 | 6 votes |
def _join_non_unique(self, other, how='left', return_indexers=False): from pandas.core.reshape.merge import _get_join_indexers left_idx, right_idx = _get_join_indexers([self._ndarray_values], [other._ndarray_values], how=how, sort=True) left_idx = ensure_platform_int(left_idx) right_idx = ensure_platform_int(right_idx) join_index = np.asarray(self._ndarray_values.take(left_idx)) mask = left_idx == -1 np.putmask(join_index, mask, other._ndarray_values.take(right_idx)) join_index = self._wrap_joined_index(join_index, other) if return_indexers: return join_index, left_idx, right_idx else: return join_index
Example #2
Source File: base.py From vnpy_crypto with MIT License | 6 votes |
def _join_non_unique(self, other, how='left', return_indexers=False): from pandas.core.reshape.merge import _get_join_indexers left_idx, right_idx = _get_join_indexers([self._ndarray_values], [other._ndarray_values], how=how, sort=True) left_idx = _ensure_platform_int(left_idx) right_idx = _ensure_platform_int(right_idx) join_index = np.asarray(self._ndarray_values.take(left_idx)) mask = left_idx == -1 np.putmask(join_index, mask, other._ndarray_values.take(right_idx)) join_index = self._wrap_joined_index(join_index, other) if return_indexers: return join_index, left_idx, right_idx else: return join_index
Example #3
Source File: base.py From predictive-maintenance-using-machine-learning with Apache License 2.0 | 6 votes |
def _join_non_unique(self, other, how='left', return_indexers=False): from pandas.core.reshape.merge import _get_join_indexers left_idx, right_idx = _get_join_indexers([self._ndarray_values], [other._ndarray_values], how=how, sort=True) left_idx = ensure_platform_int(left_idx) right_idx = ensure_platform_int(right_idx) join_index = np.asarray(self._ndarray_values.take(left_idx)) mask = left_idx == -1 np.putmask(join_index, mask, other._ndarray_values.take(right_idx)) join_index = self._wrap_joined_index(join_index, other) if return_indexers: return join_index, left_idx, right_idx else: return join_index
Example #4
Source File: base.py From Splunking-Crime with GNU Affero General Public License v3.0 | 6 votes |
def _join_non_unique(self, other, how='left', return_indexers=False): from pandas.core.reshape.merge import _get_join_indexers left_idx, right_idx = _get_join_indexers([self._values], [other._values], how=how, sort=True) left_idx = _ensure_platform_int(left_idx) right_idx = _ensure_platform_int(right_idx) join_index = np.asarray(self._values.take(left_idx)) mask = left_idx == -1 np.putmask(join_index, mask, other._values.take(right_idx)) join_index = self._wrap_joined_index(join_index, other) if return_indexers: return join_index, left_idx, right_idx else: return join_index
Example #5
Source File: base.py From elasticintel with GNU General Public License v3.0 | 6 votes |
def _join_non_unique(self, other, how='left', return_indexers=False): from pandas.core.reshape.merge import _get_join_indexers left_idx, right_idx = _get_join_indexers([self._values], [other._values], how=how, sort=True) left_idx = _ensure_platform_int(left_idx) right_idx = _ensure_platform_int(right_idx) join_index = np.asarray(self._values.take(left_idx)) mask = left_idx == -1 np.putmask(join_index, mask, other._values.take(right_idx)) join_index = self._wrap_joined_index(join_index, other) if return_indexers: return join_index, left_idx, right_idx else: return join_index