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Remove python 2 syntax from python scripts #1

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Remove python 2 syntax from python scripts #1

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26c215c
Remove python 2 syntax
zstein13 Feb 10, 2026
e6e7a87
Remove .DS_StorE
zstein13 Feb 10, 2026
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12 changes: 6 additions & 6 deletions edgedetection.py
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Original file line number Diff line number Diff line change
Expand Up @@ -21,8 +21,8 @@
else:
f = np.append(f, 100 + np.random.normal(0,1))

print f.shape
print index.shape
print(f.shape)
print(index.shape)

plt.figure(2)
plt.plot(index, f, 'r-')
Expand Down Expand Up @@ -50,7 +50,7 @@

x = np.arange(-20, 20, 0.1)
kernel = (1/(std*np.sqrt(2*np.pi)))*np.exp(-np.square((x-mean)/std)/2)
print kernel.shape
print(kernel.shape)

plt.figure(4)
plt.plot(x, kernel, 'b-')
Expand All @@ -62,7 +62,7 @@

# Convolve original image signal with Gaussian filter
smoothed = np.convolve(kernel, f, 'same')
print smoothed.shape
print(smoothed.shape)

plt.figure(5)
plt.plot(smoothed, 'r-')
Expand Down Expand Up @@ -96,7 +96,7 @@

# Convolve original image signal with Gaussian filter
smoothed = np.convolve(first_diff, f, 'same')
print smoothed.shape
print(smoothed.shape)

plt.figure(8)
plt.plot(smoothed, 'r-')
Expand All @@ -119,7 +119,7 @@

# Convolve original image signal with Gaussian filter
smoothed = np.convolve(laplacian, f, 'same')
print smoothed.shape
print(smoothed.shape)

plt.figure(10)
plt.plot(smoothed, 'r-')
Expand Down
6 changes: 3 additions & 3 deletions grayscale.py
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Original file line number Diff line number Diff line change
Expand Up @@ -6,16 +6,16 @@
import cv2
import imutils

print "All packages imported properly!"
print("All packages imported properly!")

# Load & show original image
image = cv2.imread("testudo.jpg")
true = image.copy()

cv2.imshow("Original Image", image)

print "height: %d" % (image.shape[0])
print "width: %d" % (image.shape[1])
print("height: %d" % (image.shape[0]))
print("width: %d" % (image.shape[1]))

x_lim = image.shape[0]
y_lim = image.shape[1]
Expand Down
16 changes: 8 additions & 8 deletions opencvfundamentals.py
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Original file line number Diff line number Diff line change
Expand Up @@ -3,7 +3,7 @@
import cv2
import imutils

print "All packages imported properly!"
print("All packages imported properly!")

# Displaying & resizing images
image = cv2.imread("testudo.jpg")
Expand All @@ -20,18 +20,18 @@
cv2.imwrite("testimage.jpg", image)

# Image shape (dimensions)
print image.shape
print "height: %d" % (image.shape[0])
print "width: %d" % (image.shape[1])
print "channels: %d" % (image.shape[2])
print(image.shape)
print("height: %d" % (image.shape[0]))
print("width: %d" % (image.shape[1]))
print("channels: %d" % (image.shape[2]))

# Pixel operations & image slicing
(b, g, r) = image[0, 0]
print "Pixel at (0, 0) - Red: %d, Green: %d, Blue: %d" % (r, g, b)
print("Pixel at (0, 0) - Red: %d, Green: %d, Blue: %d" % (r, g, b))
#
image[0, 0] = (0, 0, 255)
(b, g, r) = image[0, 0]
print "Pixel at (0, 0) - Red: %d, Green: %d, Blue: %d" % (r, g, b)
print("Pixel at (0, 0) - Red: %d, Green: %d, Blue: %d" % (r, g, b))

corner = image[0:100, 0:100]
cv2.imshow("Corner", corner)
Expand Down Expand Up @@ -96,7 +96,7 @@

white = (255, 255, 255)

for r in xrange(0, 275, 25):
for r in range(0, 275, 25):
cv2.circle(canvas, (centerX, centerY), r, white)
cv2.imshow("Concentric Circles", canvas)
cv2.waitKey(0)
Expand Down
2 changes: 1 addition & 1 deletion threshold.py
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Original file line number Diff line number Diff line change
Expand Up @@ -6,7 +6,7 @@
import cv2
import imutils

print "All packages imported properly!"
print("All packages imported properly!")

# Load & show original image
image = cv2.imread("testudo.jpg")
Expand Down