human
replace none with blank dict.
assistant
Here is a Python function to replace none with a blank dict

import sys

def replace_none_with_blank_dict(d):
    """Replace None with a blank dict."""
    if d is None:
        return {}
    else:
        return d

# Enter the dict
dict1 = {"a": 1, "b": 2}

# Calling the function
dict2 = replace_none_with_blank_dict(dict1)

# Printing the dict
print(dict1)
print(dict2)

#Example Output
# {'a': 1, 'b': 2}
# {'a': 1, 'b': 2}

#Remember to inspect code for bugs.