python - 值错误 : could not convert string tofloat. 为什么？ (Python)

Question

how to convert str in float?

paris=requests.get('https://www.metaweather.com/api/location/search/?query=paris').json()
paris_latlong=paris[0]['latt_long']
a=float(paris_latlong)
print(a)

ValueError: could not convert string tofloat.

Answer 1

试试这个:

paris=requests.get('https://www.metaweather.com/api/location/search/?query=paris').json()
paris_latlong=paris[0]['latt_long'].split(',')
a=float(paris_latlong[0])
b=float(paris_latlong[1])
print(a, b)