07_13.py

# Section 7.13 snippets

# reshape vs. resize
import numpy as np

grades = np.array([[87, 96, 70], [100, 87, 90]])

grades

grades.reshape(1, 6)

grades

grades.resize(1, 6)

grades

# flatten vs. ravel
grades = np.array([[87, 96, 70], [100, 87, 90]])

grades

flattened = grades.flatten()

flattened

grades

flattened[0] = 100

flattened

grades

raveled = grades.ravel()

raveled

grades

raveled[0] = 100

raveled

grades

# Transposing Rows and Columns

grades.T

grades

# Horizontal and Vertical Stacking
grades2 = np.array([[94, 77, 90], [100, 81, 82]])

np.hstack((grades, grades2))

np.vstack((grades, grades2))



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