format_spec ::= [[fill]align][sign][#][0][width][grouping_option][.precision][type]
fill ::= <any character>
align ::= "<" | ">" | "=" | "^"
sign ::= "+" | "-" | " "
width ::= digit+
grouping_option ::= "_" | ","
precision ::= digit+
type ::= "b" | "c" | "d" | "e" | "E" | "f" | "F" | "g" | "G" | "n" | "o" | "s" | "x" | "X" | "%"
Leif Van Holland leifvan
leifvan
/ python_format_cheat_sheet.md
Last active
October 18, 2018 08:15
Overview of the str.format() mini-language, taken from https://docs.python.org/3/library/string.html#formatspec.
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leifvan
/ matern_for_int_and_categorical.py
Last active
November 24, 2022 05:14
A wrapper for the `sklearn.gaussian_process.kernels.Matern` kernel that implements the kernel-level transformation of parameters as described by Garrido-Merchán and Hernández-Lobato in "Dealing with Categorical and Integer-valued Variables in Bayesian Optimization with Gaussian Processes"
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| import numpy as np | |
| from sklearn.gaussian_process.kernels import Matern | |
| from collections import defaultdict | |
| class WrappedMatern(Matern): | |
| def __init__(self, param_types, length_scale=1.0, length_scale_bounds=(1e-5, 1e5), nu=1.5): | |
| self.param_types = param_types | |
| super(WrappedMatern, self).__init__(length_scale, length_scale_bounds, nu) | |
| def _transform(self, X): |