Fix some minor bugs

pyproject.toml

@@ -17,6 +17,10 @@ requests = "^2.28.1"
 [tool.poetry.group.test.dependencies]
 pytest = "^7.2.0"
 
+
+[tool.poetry.group.dev.dependencies]
+python-dotenv = "^1.0.1"
+
 [build-system]
 requires = ["poetry-core"]
 build-backend = "poetry.core.masonry.api"

src/nowpayments_api/models/payment.py

@@ -36,7 +36,7 @@ class PaymentData(Base):  # pylint: disable=too-many-instance-attributes
     payout_address: str = None
     payout_currency: str = None
     payout_extra_id: str = None
-    fixed_rate: bool = None
+    is_fixed_rate: bool = None
     is_fee_paid_by_user: bool = None
 
 

src/nowpayments_api/nowpayments_api.py

@@ -116,12 +116,10 @@ def create_payment(
         :param str ipn_callback_url: Url to receive callbacks, should contain "http" or "https".
         :param str order_id: Inner store order ID.
         :param str order_description: Inner store order description.
-        :param int purchase_id: id of purchase for which you want to create other payment,
-            only used for several payments for one order
         :param str payout_address: Receive funds on another address.
         :param str payout_currency: Currency of your external payout_address.
         :param int payout_extra_id: Extra id or memo or tag for external payout_address.
-        :param bool fixed_rate: Required for fixed-rate exchanges.
+        :param bool is_fixed_rate: Required for fixed-rate exchanges.
         :param bool is_fee_paid_by_user: Required for fixed-rate exchanges with all fees paid by users.
 
         :return: dict

tests/test_nowpayments.py

@@ -157,11 +157,10 @@ def test_create_payment_with_optional_paras(
         ipn_callback_url="https://example.org",
         order_id="Order_123456789",
         order_description="Roland TR-8S",
-        # purchase_id= "", # I do not understand official documentation
         # payout_address="d8dA6BF26964aF9D7eEd9e03E53415D37aA96045",  # This always returns 400
         # payout_currency="eth",  # Returns 500 probably related to the 'payout_address'
         # payout_extra_id=0xbeef, # Returns same error as payout_currency
-        fixed_rate=True,
+        is_fixed_rate=True,
         is_fee_paid_by_user=True,
     )
     assert "payment_id" in response
@@ -441,7 +440,7 @@ def test_get_list_of_payments_sort_paras_error(
         now_payments_email_password.list_of_payments(sort_by="invalid_sort_parameter")
 
 
-def test_get_list_of_payments_sort_paras_error(
+def test_get_list_of_payments_order_paras_error(
     now_payments_email_password: NOWPaymentsAPI,
 ) -> None:
     with pytest.raises(NowPaymentsException, match="Invalid order parameter"):