Commit all the things!

ex38.py

@@ -0,0 +1,24 @@
+ten_things = "Apples Oranges Crows Telephone Light Sugar"
+
+print("Wait. There are not 10 things in that list. Let's fix that.")
+
+stuff = ten_things.split(' ')
+more_stuff = ["Day", "Night", "Song", "Frisbee",
+              "Corn", "Banana", "Girl", "Boy"]
+
+while len(stuff) != 10:
+    next_one = more_stuff.pop()
+    print("Adding: ", next_one)
+    stuff.append(next_one)
+    print(f"There are {len(stuff)} items now.")
+
+print("There we go: ", stuff)
+
+print("Let's do some thigns with stuff.")
+
+print(stuff[1])
+print(stuff[-1]) # whoa! fancy
+print(stuff.pop())
+print(' '.join(stuff)) # What? Cool!
+print('#'.join(stuff[3:5])) # super stellar!
+

ex39.py

@@ -0,0 +1,62 @@
+# create a mappung of state to abbreiation
+
+states = {
+    'Oregon': 'OR',
+    'Florida': 'FL',
+    'California': 'CA',
+    'New York': 'NY',
+    'Michigan': 'MI'
+}
+
+# create a basic set of states and some cities in them 
+
+cities = {
+    'CA': 'San Francisco',
+    'MI': 'Detroit',
+    'FL': 'Jacksonville'
+}
+
+# add some more missions
+
+cities['NY'] = 'New York'
+cities['OR'] = 'Corvallis'
+
+# print out some cities
+
+print('-' * 10)
+print("NY State has: ", cities['NY'])
+print("OR State has: ", cities['OR'])
+
+# print some states
+
+print('-' * 10)
+print("Michigan has: ", cities[states['Michigan']])
+print("Florida has: ", cities[states['Florida']])
+
+# print every state abbreviation
+print('-' * 10)
+for state, abbrev in list(states.items()):
+    print(f"{state} is abbreviated {abbrev}")
+
+# print every city in a state
+print('-' * 10)
+for abbrev, city in list(cities.items()):
+    print(f"{abbrev} has the city {city}")
+
+# now do both at the same time
+print('-' * 10)
+for state, abbrev in list(states.items()):
+    print(f"{state} state is abbreviated {abbrev}")
+    print(f"and has city {cities[abbrev]}")
+
+print('-' * 10)
+# Safely get a abbreviation by state that might not be there
+state = states.get('Texas')
+if not state:
+    print("Sorry, no Texas.")
+
+# get a city without a defaulte value
+city = cities.get('TX', 'Does not Exist')
+print(f"The city for the state of 'TX' is: {city}")
+
+

ex40.py

@@ -0,0 +1,19 @@
+class Song(object):
+
+    def __init__(self, lyrics):
+        self.lyrics = lyrics
+
+    def sing_me_a_song(self):
+        for line in self.lyrics:
+            print(line)
+
+happy_bday = Song(["Happy birtday to you", 
+                   "I don't want to get sued",
+                   "So I'll stop right there"])
+
+bulls_on_parade = Song(["They all really around the family",
+                        "With pockets full of shells"])
+
+happy_bday.sing_me_a_song()
+
+bulls_on_parade.sing_me_a_song()

ex40a.py

@@ -0,0 +1,2 @@
+mystuff = {'groot': "I AM GROOT!"}
+print(mystuff['groot'])

ex40b.py

@@ -0,0 +1,3 @@
+import mystuff
+mystuff.groot()
+print(mystuff.stark)

ex40c.py

@@ -0,0 +1,4 @@
+import mystuff
+#mystuff['groot'] # get groot from a dict
+mystuff.groot() # get groot from a module
+print(mystuff.stark) # same thing. just a variable

mystuff.py

@@ -0,0 +1,13 @@
+class MyStuff(object):
+
+    def __init__(self):
+       self.stark = "I am classy Iron Man."
+
+    def groot(self):
+        print("I am classy groot!")
+
+thing = MyStuff()
+thing.groot()
+print(thing.stark)
+
+

mystuffold.py

@@ -0,0 +1,4 @@
+def groot():
+    print("I AM GROOT!")
+
+stark = "I am Iron Man."