exercise

main.py

@@ -0,0 +1,93 @@
+import datetime
+from hashlib import md5
+from os import getenv
+from time import time_ns
+
+from requests import get
+from dotenv import load_dotenv
+
+load_dotenv()
+
+PUBLIC_API_KEY = getenv("MARVEL_PUBLIC_API_KEY")
+PRIVATE_API_KEY = getenv("MARVEL_PRIVATE_API_KEY")
+
+SEARCH_URL = "https://gateway.marvel.com:443/v1/public/characters"
+DETAILS_URL = "https://gateway.marvel.com:443/v1/public/characters/{id}"
+
+PAGE_SIZE = 20
+
+while True:
+    timestamp = str(time_ns())
+    key_hash = md5(f"{timestamp}{PRIVATE_API_KEY}{PUBLIC_API_KEY}".encode("utf-8")).hexdigest()
+    default_params = {
+        'apikey': PUBLIC_API_KEY,
+        'ts': timestamp,
+        'hash': key_hash,
+    }
+
+    name = input("What Marvel character? ")
+
+    keep_searching = True
+    ID = None
+    offset = 0
+
+    while keep_searching:
+
+        print("Trying to find that character . . .")
+
+        search_params = {
+            **default_params,
+            'nameStartsWith': name,
+            'limit': PAGE_SIZE,
+            'offset': offset
+        }
+
+        res = get(SEARCH_URL, search_params).json()
+
+        # refer to https://developer.marvel.com/docs#!/public/getCreatorCollection_get_0 for data shape
+
+        data = res['data']
+        total = data['total']
+        offset = data['offset']
+
+        characters = data['results']
+
+        if total == 0:
+            print("Couldn't find any characters by this name...")
+            keep_searching = False
+        elif total == 1:
+            ID = characters[0]['id']
+            keep_searching = False
+        else:
+            IDs = []
+            i = 0
+            print(f"Please select a character)")
+            for character in characters:
+                i += 1
+                print(f"- {i}: {character['name']}")
+                IDs.append(character['id'])
+
+            choice = input(f"Which ID? (1-{len(characters)}), or 'n' for next page ")
+
+            if choice == "n":
+                if offset + PAGE_SIZE >= total:
+                    print("There are no more pages...")
+                    keep_searching = False
+                else:
+                    offset += PAGE_SIZE
+            else:
+                index = int(choice) - 1
+                ID = IDs[index]
+                keep_searching = False
+                found_a_character = True
+
+    if ID:  # if any previous branch resulted in a result
+        print("Retrieving details . . .")
+
+        res = get(DETAILS_URL.format(id=ID), params=default_params).json()
+
+        character = res['data']['results'][0]  # should only be one returned
+
+        print(f"Name: {character['name']}")
+        print(f"Bio: {character['description']}")
+