FP: Aula10 updated guide with 2 more exercices and their solutions

1ano/fp/aula10/explodeObject.py

@@ -0,0 +1,27 @@
+def explodeObject(name, obj):
+    """Print the name and representation (repr) of an object,
+   followed by the name and representation of each of its elements,
+   if the object is a list, tuple or dict.
+   """
+    print(f"{name} = {obj!r}")  # !r converts object to its repr!
+    # print("{} = {!r}".format(name, obj))    # equivalent
+
+    if type(obj) in (list, tuple, set):  # if obj is a list, tuple or set...
+        for i, item in enumerate(obj):
+            explodeObject(f"{name}[{i}]", item)
+    elif type(obj) is dict:  # if obj is a dict...
+        for key, value in obj.items():
+            explodeObject(f"{name}[{key!r}]", value)
+    # call recursively for each of its elements
+    # Then do something similar for tuples and dicts
+
+
+def main():
+    obj1 = [1, ["a", ["b", 2], 3], 4]
+    obj2 = [1, "ola", (2, [[3, 4], 5, ("adeus", 6)], 7)]
+    obj3 = [1, {"ola": "hello", "adeus": ["bye", "adieu"]}, (2, [[3, 4], 5], 6)]
+    eval(input())
+
+
+if __name__ == "__main__":
+    main()

1ano/fp/aula10/getAllStrings.py

@@ -0,0 +1,27 @@
+def getAllStrings(obj):
+    """Get a list with all the strings contained in the given object."""
+
+    lst = []
+    if isinstance(obj, str):  # if obj is a string, just store it
+        lst.append(obj)
+    # If obj is a list, etc., we must call recursively for each of its elements
+    elif type(obj) in (list, tuple, set):
+        for elem in obj:
+            lst.extend(getAllStrings(elem))
+    elif type(obj) is dict:
+        for key in obj:
+            lst.extend(getAllStrings(key))
+            lst.extend(getAllStrings(obj[key]))
+
+    return lst
+
+
+def main():
+    obj1 = ["one", 2, ["three", 4, [5, "six"]]]
+    obj2 = [1, "a", ("b", [{"c", "d", 2}, 3, (4, "e")], "f")]
+    obj3 = {"a": 1, "b": ["c", "d"], (2, ("x", 3)): obj1}
+    print(eval(input()))
+
+
+if __name__ == "__main__":
+    main()