← Back
Editing: test_pseudo_diffs.cpython-311.pyc
� d�cM4 � �x � d Z ddlmZmZmZ ddlmZmZmZm Z m Z mZmZm Z mZmZmZmZmZ ddlZddlmZmZmZmZmZmZmZmZ ddlmZ dd�Zdd �Z dd �Z!d� Z"d� Z#dd �Z$ G d� d� � Z% G d� d� � Z& G d� d� � Z' G d� d� � Z( G d� d� � Z) G d� d� � Z* G d� d� � Z+dS )z� Build fftpack: python setup_fftpack.py build Run tests if scipy is installed: python -c 'import scipy;scipy.fftpack.test(<level>)' Run tests if fftpack is not installed: python tests/test_pseudo_diffs.py [<level>] � )�assert_equal�assert_almost_equal�assert_array_almost_equal) �diff�fft�ifft�tilbert�itilbert�hilbert�ihilbert�shift�fftfreq�cs_diff�sc_diff�ss_diff�cc_diffN)�arange�sin�cos�pi�exp�tanh�sum�sign)�random� c � � t | � � }t |� � }|� dt z }t |� � dz t z |z |z }|dk rd||z z }d|d<