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Added some brackets to the print statements so you can run it with Py3 #113

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Added some brackets to the print statements so you can run it with Py3 #113

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39 changes: 21 additions & 18 deletions zksnark/code_to_r1cs.py
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Original file line number Diff line number Diff line change
Expand Up @@ -144,7 +144,7 @@ def insert_var(arr, varz, var, used, reverse=False):
# Maps input, output and intermediate variables to indices
def get_var_placement(inputs, flatcode):
return ['~one'] + [x for x in inputs] + ['~out'] + [c[1] for c in flatcode if c[1] not in inputs and c[1] != '~out']


# Convert the flattened code generated above into a rank-1 constraint system
def flatcode_to_r1cs(inputs, flatcode):
Expand Down Expand Up @@ -206,19 +206,19 @@ def assign_variables(inputs, input_vars, flatcode):
elif x[0] == '/':
assignment[varz.index(x[1])] = grab_var(varz, assignment, x[2]) / grab_var(varz, assignment, x[3])
return assignment


def code_to_r1cs_with_inputs(code, input_vars):
inputs, body = extract_inputs_and_body(parse(code))
print 'Inputs'
print inputs
print 'Body'
print body
print('Inputs')
print(inputs)
print('Body')
print(body)
flatcode = flatten_body(body)
print 'Flatcode'
print flatcode
print 'Input var assignment'
print get_var_placement(inputs, flatcode)
print('Flatcode')
print(flatcode)
print('Input var assignment')
print(get_var_placement(inputs, flatcode))
A, B, C = flatcode_to_r1cs(inputs, flatcode)
r = assign_variables(inputs, input_vars, flatcode)
return r, A, B, C
Expand All @@ -228,11 +228,14 @@ def qeval(x):
y = x**3
return y + x + 5
""", [3])
print 'r'
print r
print 'A'
for x in A: print x
print 'B'
for x in B: print x
print 'C'
for x in C: print x
print('r')
print(r)
print('A')
for x in A:
print(x)
print('B')
for x in B:
print(x)
print('C')
for x in C:
print(x)