[UPDATE] python version

.travis.yml

@@ -1,7 +1,7 @@
 language: python
 
 python:
-  - 3.6
+  - 3.14
   - nightly
 
 install:

Dockerfile

@@ -1,4 +1,4 @@
-FROM python:3.6-alpine
+FROM python:3.14-alpine
 
 WORKDIR /app
 

Pipfile

@@ -1,15 +1,13 @@
 [[source]]
-url = "https://pypi.python.org/simple"
+url = "https://pypi.org/simple"
 verify_ssl = true
 name = "pypi"
 
 [dev-packages]
 
 [requires]
-python_version = "3.6"
+python_version = "3.14"
 
 [packages]
-
-flask = "==0.12.2"
-requests = "==2.18.4"
-
+flask = ">=3.0.0"
+requests = ">=2.32.0"

README.md

@@ -12,7 +12,7 @@ This is the source code for my post on [Building a Blockchain](https://medium.co
 
 ## Installation
 
-1. Make sure [Python 3.6+](https://www.python.org/downloads/) is installed. 
+1. Make sure [Python 3.14](https://www.python.org/downloads/) (e.g. 3.14.4) is installed. 
 2. Install [pipenv](https://github.com/kennethreitz/pipenv). 
 
 ```

blockchain.py

@@ -231,7 +231,7 @@ def mine():
 
 @app.route('/transactions/new', methods=['POST'])
 def new_transaction():
-    values = request.get_json()
+    values = request.get_json(silent=True) or {}
 
     # Check that the required fields are in the POST'ed data
     required = ['sender', 'recipient', 'amount']
@@ -256,7 +256,7 @@ def full_chain():
 
 @app.route('/nodes/register', methods=['POST'])
 def register_nodes():
-    values = request.get_json()
+    values = request.get_json(silent=True) or {}
 
     nodes = values.get('nodes')
     if nodes is None:

requirements.txt

@@ -1,2 +1,2 @@
-flask==0.12.2
-requests==2.18.4
+flask==3.1.3
+requests==2.33.1