adding payments api bindings

Author: Craig Christenson

README.md

@@ -9,6 +9,12 @@ To use, download or clone the repository.
 git clone https://github.com/2checkout/2checkout-python.git
 ```
 
+If your using python version 3.0 or higher, checkout the 3.x branch.
+
+```shell
+git checkout 3.x
+```
+
 Install _(Or just import in your script.)_
 
 ```shell

setup.py

@@ -3,7 +3,7 @@
 from distutils.core import setup
 setup(
     name="twocheckout",
-    version='0.1.0',
+    version='0.1.1',
     description="2Checkout Python Library",
     author="Craig Christenson",
     author_email="christensoncraig@gmail.com",

test/test_twocheckout.py

@@ -247,6 +247,18 @@ def test_1_create(self):
         contact = twocheckout.Contact.retrieve()
         self.assertEqual(contact.vendor_id, "1817037")
 
+class PaymentTest(TwocheckoutTestCase):
+    def setUp(self):
+        super(PaymentTest, self).setUp()
+
+    def test_1_pending(self):
+        payment = twocheckout.Payment.pending()
+        self.assertEqual(payment.release_level, "100")
+
+    def test_2_list(self):
+        payments = twocheckout.Payment.list()
+        self.assertEqual(len(payments), 0)
+
 class PassbackTest(TwocheckoutTestCase):
     def setUp(self):
         super(PassbackTest, self).setUp()

twocheckout/__init__.py

@@ -9,4 +9,5 @@
 from contact import Contact
 from company import Company
 from charge import Charge
+from payment import Payment
 from error import TwocheckoutError

twocheckout/payment.py

@@ -0,0 +1,23 @@
+from .api_request import Api
+from .twocheckout import Twocheckout
+
+
+class Payment(Twocheckout):
+    def __init__(self, dict_):
+        super(self.__class__, self).__init__(dict_)
+
+    @classmethod
+    def pending(cls, params=None):
+        if params is None:
+            params = dict()
+        url = 'acct/detail_pending_payment'
+        response = cls(Api.call(url, params))
+        return response.payment
+
+    @classmethod
+    def list(cls, params=None):
+        if params is None:
+            params = dict()
+        url = 'acct/list_payments'
+        response = cls(Api.call(url, params))
+        return response.payments