sheval 1.1.0

Safely evaluate mathematical and logical expressions.

🐴 sheval

Safely evaluate mathematical and logical expressions. Most operations are supported.

Whitelisted data types

For security, only certain data types are allowed for constants and variables.

• str
• int
• float
• complex
• list
• tuple
• set
• dict
• bool
• bytes
• NoneType

Example

from sheval import sheval

# Variables can be passed on.
variables = dict(
    x =  2,
    y =  3,
)
# And functions too!
functions = dict(
    double = lambda x: x * 2,
)

sheval('double(x) > y', variables, functions)