Args:
 api_key (str): Your WeatherAPI.com API key
 location (str): City name (default: Brisbane)
Returns:
 dict: Dictionary containing temperature and humidity data with timestamp
"""
base_url = "http://api.weatherapi.com/v1/current.json"
params = {
 'key': api_key,
 'q': location,
 'aqi': 'no' # We don't need air quality data
}
try:
 response = requests.get(base_url, params=params)
 response.raise_for_status() # Raise an exception for HTTP errors
 data = response.json()
 current_time = datetime.now().strftime("%Y-%m-%d %H:%M:%S")
 # Extract relevant weather data
 weather_info = {
 'timestamp': current_time,
 'location': f"{data['location']['name']}, {data['location']['country']}",
 'temperature_c': data['current']['temp_c'],
 'temperature_f': data['current']['temp_f'],
 'humidity': data['current']['humidity'],
 'condition': data['current']['condition']['text'],
 'last_updated': data['current']['last_updated']
 }
 return weather_info
except requests.exceptions.RequestException as e:
 print(f"Error fetching weather data: {e}")
 return None

Args:
 data (dict): Weather data to save
 filename (str): CSV filename (default: brisbane_weather.csv)
"""
file_exists = os.path.isfile(filename)
try:
 with open(filename, mode='a', newline='') as csvfile:
 fieldnames = ['timestamp', 'location', 'temperature_c', 'temperature_f',
 'humidity', 'condition', 'last_updated']
 writer = csv.DictWriter(csvfile, fieldnames=fieldnames)
 if not file_exists:
 writer.writeheader() # Write header only if file doesn't exist
 writer.writerow(data)
 print(f"Weather data successfully saved to {filename}")
except Exception as e:
 print(f"Error saving to CSV: {e}")