python string contains floats only code example

Example 1: check if string can be converted to int python

# CHECKING IF INT
variable='3'
try:
    int(variable)
    # this will execute if it is integer
    print('You typed an int')
except ValueError:
  	# otherwise this will execute
    print('You did not type an int')

# CHECKING IF FLOAT
variable='3'
try:
    float(variable)
    print('You typed a float')
except ValueError:
    print('You did not type a float')

Example 2: check if a string is float python

try:
    float(element)
except ValueError:
    print "Not a float"