2025-0415 Code after lecture

bigos/lecture20250415/matplotlib/linestyles.py

@@ -0,0 +1,62 @@
+
+# https://matplotlib.org/stable/gallery/lines_bars_and_markers/linestyles.html
+
+import matplotlib.pyplot as plt
+import numpy as np
+
+linestyle_str = [
+     ('solid', 'solid'),      # Same as (0, ()) or '-'
+     ('dotted', 'dotted'),    # Same as ':'
+     ('dashed', 'dashed'),    # Same as '--'
+     ('dashdot', 'dashdot')]  # Same as '-.'
+
+linestyle_tuple = [
+     ('loosely dotted',        (0, (1, 10))),
+     ('dotted',                (0, (1, 5))),
+     ('densely dotted',        (0, (1, 1))),
+
+     ('long dash with offset', (5, (10, 3))),
+     ('loosely dashed',        (0, (5, 10))),
+     ('dashed',                (0, (5, 5))),
+     ('densely dashed',        (0, (5, 1))),
+
+     ('loosely dashdotted',    (0, (3, 10, 1, 10))),
+     ('dashdotted',            (0, (3, 5, 1, 5))),
+     ('densely dashdotted',    (0, (3, 1, 1, 1))),
+
+     ('dashdotdotted',         (0, (3, 5, 1, 5, 1, 5))),
+     ('loosely dashdotdotted', (0, (3, 10, 1, 10, 1, 10))),
+     ('densely dashdotdotted', (0, (3, 1, 1, 1, 1, 1)))]
+
+
+def plot_linestyles(ax, linestyles, title):
+    X, Y = np.linspace(0, 100, 10), np.zeros(10)
+    yticklabels = []
+
+    for i, (name, linestyle) in enumerate(linestyles):
+        ax.plot(X, Y+i, linestyle=linestyle, linewidth=1.5, color='black')
+        yticklabels.append(name)
+
+    ax.set_title(title)
+    ax.set(ylim=(-0.5, len(linestyles)-0.5),
+           yticks=np.arange(len(linestyles)),
+           yticklabels=yticklabels)
+    ax.tick_params(left=False, bottom=False, labelbottom=False)
+    ax.spines[:].set_visible(False)
+
+    # For each line style, add a text annotation with a small offset from
+    # the reference point (0 in Axes coords, y tick value in Data coords).
+    for i, (name, linestyle) in enumerate(linestyles):
+        ax.annotate(repr(linestyle),
+                    xy=(0.0, i), xycoords=ax.get_yaxis_transform(),
+                    xytext=(-6, -12), textcoords='offset points',
+                    color="blue", fontsize=8, ha="right", family="monospace")
+
+
+fig, (ax0, ax1) = plt.subplots(2, 1, figsize=(7, 8), height_ratios=[1, 3],
+                               layout='constrained')
+
+plot_linestyles(ax0, linestyle_str[::-1], title='Named linestyles')
+plot_linestyles(ax1, linestyle_tuple[::-1], title='Parametrized linestyles')
+
+plt.show()

bigos/lecture20250415/matplotlib/matplotlib links.txt

@@ -0,0 +1,3 @@
+Main examples site
+https://matplotlib.org/stable/gallery/index.html
+

bigos/lecture20250415/matplotlib/piechartdemo1.py

@@ -1,4 +1,5 @@
 # pip install matpplotlib
+
 from matplotlib import pyplot as plt
 labels = [ "Python", "Java", "HTML", "C#", "Javascript"]
 data = [95,80,65,80,95]

bigos/lecture20250415/numpy/numpy-links.txt

@@ -0,0 +1,2 @@
+Basic Tutorial
+https://numpy.org/doc/stable/user/absolute_beginners.html

bigos/lecture20250415/plotly/plotly-links.txt

@@ -0,0 +1,3 @@
+Main site
+https://plotly.com/python/
+

bigos/lecture20250415/urllib/chuck-norris-db.py

@@ -6,7 +6,7 @@ import pprint
 
 def get_joke():
 
-    url = "http://api.icndb.com/jokes/random?limitTo=nerdy "
+    url = "https://api.chucknorris.io/jokes/random?limitTo=nerdy "
 
     response = urllib.request.urlopen(url)
     result = json.loads(response.read())
@@ -24,6 +24,6 @@ joke = get_joke()
 
 #prettyPrintDictionary(joke)
 
-print(joke['value']['joke'])
+print(joke['value'])
 
 

bigos/lecture20250415/urllib/iss/iss-1.py

@@ -0,0 +1,16 @@
+
+import json
+import urllib.request
+import turtle
+
+import pprint
+
+import time
+
+url = 'http://api.open-notify.org/astros.json'
+response = urllib.request.urlopen(url)
+result = json.loads(response.read())
+
+print(result)
+
+pprint.pprint(result)

bigos/lecture20250415/urllib/iss/iss-3.py

@@ -0,0 +1,37 @@
+
+import json
+import urllib.request
+import turtle
+
+import time
+
+url = 'http://api.open-notify.org/astros.json'
+response = urllib.request.urlopen(url)
+result = json.loads(response.read())
+import pprint
+
+print(result)
+
+print("People on the ISS: ",result['number'])
+people = result['people']
+#print(people)
+
+#for person in people:
+#    print(person)
+
+for person in people :
+    print(person['name'])
+
+
+url = 'http://api.open-notify.org/iss-now.json'
+response = urllib.request.urlopen(url)
+result = json.loads(response.read())
+
+print(result)
+
+location = result['iss_position']
+latitude = location['latitude']
+longitude = location['longitude']
+
+print('Latitude:  ',latitude)
+print('Longitude: ',longitude)

bigos/lecture20250415/urllib/iss/iss-4.py

@@ -0,0 +1,55 @@
+
+import json
+import urllib.request
+import turtle
+
+import time
+
+url = 'http://api.open-notify.org/astros.json'
+response = urllib.request.urlopen(url)
+result = json.loads(response.read())
+
+print(result)
+
+print("People on the ISS: ",result['number'])
+people = result['people']
+#print(people)
+
+#for person in people:
+#    print(person)
+
+for person in people :
+    print(person['name'])
+
+
+url = 'http://api.open-notify.org/iss-now.json'
+response = urllib.request.urlopen(url)
+result = json.loads(response.read())
+
+print(result)
+
+location = result['iss_position']
+latitude = location['latitude']
+longitude = location['longitude']
+
+print('Latitude:  ',latitude)
+print('Longitude: ',longitude)
+
+screen = turtle.Screen()
+
+screen.setup(720,360)
+screen.setworldcoordinates(-180,-90,180,90)
+screen.bgpic('map.gif')
+
+
+screen.register_shape('iss.gif')
+iss = turtle.Turtle()
+iss.shape('iss.gif')
+iss.setheading(90)
+
+iss.penup()
+iss.goto(float(longitude),float(latitude) )
+
+# Print the map
+
+time.sleep(10)