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19 changes: 12 additions & 7 deletions web_programming/currency_converter.py
Original file line number Diff line number Diff line change
Expand Up @@ -8,13 +8,7 @@
import requests

URL_BASE = "https://www.amdoren.com/api/currency.php"
TESTING = os.getenv("CI", "")
API_KEY = os.getenv("AMDOREN_API_KEY", "")

if not API_KEY and not TESTING:
raise KeyError(
"API key must be provided in the 'AMDOREN_API_KEY' environment variable."
)

# Currency and their description
list_of_currencies = """
Expand Down Expand Up @@ -175,20 +169,31 @@


def convert_currency(
from_: str = "USD", to: str = "INR", amount: float = 1.0, api_key: str = API_KEY
from_: str = "USD", to: str = "INR", amount: float = 1.0, api_key: str = ""
) -> str:
"""https://www.amdoren.com/currency-api/"""
# Instead of manually generating parameters
params = locals()
# from is a reserved keyword
params["from"] = params.pop("from_")
res = requests.get(URL_BASE, params=params).json()
return str(res["amount"]) if res["error"] == 0 else res["error_message"]


if __name__ == "__main__":
TESTING = os.getenv("CI", "")
API_KEY = os.getenv("AMDOREN_API_KEY", "")

if not API_KEY and not TESTING:
raise KeyError(
"API key must be provided in the 'AMDOREN_API_KEY' environment variable."
)

print(
convert_currency(
input("Enter from currency: ").strip(),
input("Enter to currency: ").strip(),
float(input("Enter the amount: ").strip()),
API_KEY,
)
)