Apply ruff fixes

Author: jarrodmillman

advanced/scipy_sparse/examples/lobpcg_sakurai.py

@@ -49,13 +49,13 @@ def sakurai(n):
 )
 data.append(time.clock() - tt)
 print("Results by LOBPCG for n=" + str(n))
-print("")
+print()
 print(eigs)
-print("")
+print()
 print("Exact eigenvalues")
-print("")
+print()
 print(w_ex[:m])
-print("")
+print()
 print("Elapsed time", data[0])
 plt.loglog(np.arange(1, n + 1), w_ex, "b.")
 plt.xlabel(r"Number $i$")

intro/scipy/examples/solutions/plot_image_blur.py

@@ -31,7 +31,7 @@
 # First a 1-D  Gaussian
 t = np.linspace(-10, 10, 30)
 bump = np.exp(-0.1 * t**2)
-bump /= np.trapz(bump)  # normalize the integral to 1
+bump /= np.trapezoid(bump)  # normalize the integral to 1
 
 # make a 2-D kernel out of it
 kernel = bump[:, np.newaxis] * bump[np.newaxis, :]