added method to create user

Author: Kalebu

nextsms/__init__.py

@@ -0,0 +1,39 @@
+import sys
+import requests
+from base64 import b64encode
+from collections import namedtuple
+
+
+class NextSms(object):
+
+    BASE_URL = 'https://messaging-service.co.tz'
+
+    User = namedtuple('User', 'username password secret_kery')
+
+    def __init__(self, username: str, password: str) -> None:
+        self._user = self.create_user(username, password)
+
+    def create_user(self, username, password):
+        if not isinstance(username, str):
+            raise TypeError(
+                f"username should be of type <class 'str'> not {type(username)}")
+        if not isinstance(password, str):
+            raise TypeError(
+                f"password should be of type <class 'str'> not {type(password)}")
+        return self.User(
+            username=username,
+            password=password,
+            secret_key=b64encode(f'{username}:{password}'.encode()).decode()
+        )
+
+    def create_header(self):
+        return {
+            'Content-Type': 'json',
+            'Authorization': f'Basic {self._user.secret_key}'
+        }
+
+    def send_sms(self):
+        pass
+
+
+sys.modules[__name__] = NextSms