coursework 9

group.py

@@ -2,4 +2,51 @@
 
 # Your code to go here...
 
-my_group =
+my_group = {
+    "Jack":{
+        "age":25,
+        "job": "history teacher",
+        "relations":{
+            "Sam": "friend",
+            "Alex":"partner",
+            "Zoe": "brother"
+        }
+    },
+    "Sam":{
+        "age":27,
+         "job": "bartender",
+        "relations":{
+            "Jack": "friend",
+            "Alex": "friend"
+        }
+    },
+    "Zeo":{
+        "age":19,
+         "job": "student",
+        "relations":{
+            "Jack": "sister",
+        }
+    },
+    "Alex":{
+        "age":22,
+        "job": "archeologist",
+        "relations":{
+            #"Jack": "partner",
+            #"Alex": "friend"
+        }
+    }
+}
+
+agelist = []
+joblist = []
+relation = []
+for name, detail in my_group.items():
+    agelist += [detail["age"]]
+    joblist += [detail["job"]]
+    relation += [detail["relations"]]
+print(agelist)# print the age, job and relation of people
+print(joblist)#But this presentation does not allows people with no key of job or relatoion
+print(relation)#It can present the empty key of job and relation
+#ages = [properties["age"] for properties in my_group.values()] ---another way
+age_of_people_with_many_friends = [properties["age"] for properties in my_group.values() if len(properties["relations"])>=3]
+print(age_of_people_with_many_friends)