iterables

aoko-code · aoko-code · commit 220c3132acdf · 2023-03-15T05:44:04.000+03:00
diff --git a/API/__pycache__/main.cpython-39.pyc b/API/__pycache__/main.cpython-39.pyc
diff --git a/API/main.py b/API/main.py
@@ -1,25 +1,74 @@
-from fastapi import FastAPI
+from fastapi import FastAPI, Response, status, HTTPException
 from fastapi.params import Body
 from pydantic import BaseModel
 from typing import Optional
+from random import randrange
 app = FastAPI()
 
 class Post(BaseModel):
     title: str
     content: str
     published: bool = True
     rating: Optional[int] = None
+my_posts = [{"title": "title of post 1", "content": "content of post 1", "id": 1}, {"title": "favorite foods", "content": "pizza", "id": 2}]
+
+def find_post(id):
+    for p in my_posts:
+        if p["id"] == id:
+            return p
+
+def find_index_post(id):
+    for i, p in enumerate(my_posts):
+        if p['id'] == id:
+            return i
 
 @app.get("/")
 def root():
     return {"message": "Welcome to my API"}
 
 @app.get("/posts")
 def get_posts():
-    return {"data": "this is your post"}
+    return {"data": my_posts}
 
-@app.post("/posts")
+@app.post("/posts", status_code=status.HTTP_201_CREATED)
 def create_post(post: Post):
-    print(post.dict())
-    return {"data": post}
+    post_dict = post.dict()
+    post_dict['id'] = randrange(0, 100000)
+    my_posts.append(post_dict)
+    return {"data": post_dict}
+
+# @app.get("/posts/latest")
+# def get_latest_post():
+#     post = my_posts[len(my_posts)-1]
+#     return {"detail":post}
+
+@app.get("/posts/{id}")
+def get_posts(id: int):
+   
+    post = find_post(id)
+    if not post:
+        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail=f"post with id: {id} was not found")
+    return{"post_detail": post}
+
+#deleting a post, 
+@app.delete("/posts/{id}", status_code=status.HTTP_204_NO_CONTENT)
+def delete_posts(id: int):
+    index = find_index_post(id)
+    if index == None:
+        raise HTTPException(status_code=status.HTTP_204_NO_CONTENT,detail=f"post with id: {id} does not exist")
+    my_posts.pop(index)
+    return Response(status_code=status.HTTP_204_NO_CONTENT)
+ #update post
+ 
+@app.put("posts/{id}")
+def update_post(id: int, post:Post):
+    index = find_index_post(id)
+    if index == None:
+        raise HTTPException(status_code=status.HTTP_204_NO_CONTENT,detail=f"post with id: {id} does not exist")
+    post_dict = post.dict()
+    post_dict['id'] = id
+    my_posts[index] = post_dict
+    print(post)
+    return {'data': post_dict}
+
 
diff --git a/iterables/dict.py b/iterables/dict.py
@@ -0,0 +1,4 @@
+Alishia = {"fName": "Aisha", "lName": "Juma"}
+
+for key in Alishia:
+    print(key, Alishia[key])
diff --git a/iterables/fibonacci.py b/iterables/fibonacci.py
@@ -0,0 +1,20 @@
+class FibGenerator:
+    #initialize 
+    def __init__(self):
+        self.first = 0
+        self.second = 1
+    
+    #iterator
+    def __iter__(self):
+        return self
+    
+    #next
+    def __next__(self):
+        fibNum = self.first + self.second
+        self.first = self.second
+        self.second = fibNum
+        return fibNum
+
+fibSeq = FibGenerator()
+for i in range(10):
+    print("Fib: ", next(fibSeq))
diff --git a/iterables/iterator.py b/iterables/iterator.py
@@ -0,0 +1,19 @@
+class Alphabet:
+    
+    def __init__(self):
+        self.letters = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
+        self.index = -1
+    #iterator method
+    def __iter__(self):
+        return self
+    #next method
+    def __next__(self):
+        if self.index >= len(self.letters) - 1:
+            raise StopIteration
+        self.index +=1
+        return self.letters[self.index]
+#custom object
+alpha = Alphabet()
+for letter in alpha:
+    print(letter)
+    
diff --git a/iterables/test.py b/iterables/test.py
@@ -0,0 +1,11 @@
+#iterable-stored sequence of value-list of values and can act as object
+#act as an object that produce objects one at a time
+
+#iterator is different from iterables
+#oject with a method __iter__ __next __ return the next value from a sequence of vvalues
+sampstr = iter("Sample")
+print("Char : ", next(sampstr))
+print("Char : ", next(sampstr))
+print("Char : ", next(sampstr))
+print("Char : ", next(sampstr))
+print("Char : ", next(sampstr))
