parse float from string python code example

Example 1: extract float from string python

>>> re.findall(r"[-+]?\d*\.\d+|\d+", "Current Level: -13.2 db or 14.2 or 3")
['-13.2', '14.2', '3']

Example 2: string to float python

# Use the function float() to turn a string into a float
string = '123.456'
number = float(string)
number
# Output:
# 123.456

Example 3: string to float in python

float(str)
#ValueError in case of invalid entry like "abc" "12c"

Example 4: parse int python

value1 = "10"
value2 = 10.2

print(int(value1))
print(int(value2))