Try to find the value of maximum decomposition level if it is not specified explicitly. Parameters ---------- evaluate_from : {'parent', 'subnodes'}
(self, evaluate_from='parent')
| 123 | for n in range(1, nlev+1)]) |
| 124 | |
| 125 | def _evaluate_maxlevel(self, evaluate_from='parent'): |
| 126 | """ |
| 127 | Try to find the value of maximum decomposition level if it is not |
| 128 | specified explicitly. |
| 129 | |
| 130 | Parameters |
| 131 | ---------- |
| 132 | evaluate_from : {'parent', 'subnodes'} |
| 133 | """ |
| 134 | assert evaluate_from in ('parent', 'subnodes') |
| 135 | |
| 136 | if self._maxlevel is not None: |
| 137 | return self._maxlevel |
| 138 | elif self.data is not None: |
| 139 | return self.level + dwt_max_level( |
| 140 | min(self.data.shape), self.wavelet) |
| 141 | |
| 142 | if evaluate_from == 'parent': |
| 143 | if self.parent is not None: |
| 144 | return self.parent._evaluate_maxlevel(evaluate_from) |
| 145 | elif evaluate_from == 'subnodes': |
| 146 | for node_name in self.PARTS: |
| 147 | node = getattr(self, node_name, None) |
| 148 | if node is not None: |
| 149 | level = node._evaluate_maxlevel(evaluate_from) |
| 150 | if level is not None: |
| 151 | return level |
| 152 | return None |
| 153 | |
| 154 | @property |
| 155 | def maxlevel(self): |
no test coverage detected