this is messey - dont hate me later

converters/BinToFloat.py

@@ -0,0 +1,54 @@
+from bitstring import BitArray
+
+
+def chunker(seq, size):
+    return (seq[pos:pos + size] for pos in range(0, len(seq), size))
+
+
+class BinToFloat(object):
+
+    def __init__(self, exponent=8, mantissa=23):
+        # self.signed = signed
+        self.signed = True
+        self.exponent = exponent
+        self.mantissa = mantissa
+        self.tot_len = exponent + mantissa + (1 if self.signed else 0)
+
+    def process(self, bin_string, reverse_marshalling=False):
+        var = BitArray(bin_string)
+        chunked_bytes = [x for x in chunker(var, 8)]
+        ordered_bytes = []
+        for group in reversed(chunked_bytes) if reverse_marshalling else chunked_bytes:
+            ordered_bytes.extend(group)
+        # ordered_bytes = [x for x in reversed(ordered_bytes)]
+        # print(
+        #     "".join(["1" if x else "0" for x in ordered_bytes[0:1]]),
+        #     "".join(["1" if x else "0" for x in ordered_bytes[1:1+self.exponent]]),
+        #     "".join(["1" if x else "0" for x in ordered_bytes[1+self.exponent:1+self.exponent+self.mantissa]])
+        # )
+        mant = [x for x in reversed(ordered_bytes[:self.mantissa])]
+        exp = ordered_bytes[self.mantissa:self.mantissa + self.exponent]
+        sign = ordered_bytes[self.mantissa + self.exponent] if self.signed else True
+        exp = self.convert_exp(exp)
+        mant = self.convert_mantissa(mant)
+        val = 2.0 ** exp * mant
+        return -val if sign else val
+
+    def convert_exp(self, exp):
+        total_val = 0
+        digit_val = 1
+        for i in exp:
+            total_val += digit_val if i else 0
+            digit_val *= 2
+        tot = (2 ** (self.exponent-1))-1
+        # print(tot)
+        # print(total_val)
+        return total_val - (tot)
+
+    def convert_mantissa(self, mant):
+        total_val = 1
+        digit_val = .5
+        for i in mant:
+            total_val += digit_val if i else 0
+            digit_val /= 2
+        return total_val

converters/BinToInt.py

@@ -0,0 +1,41 @@
+from bitstring import BitArray
+
+
+def chunker(seq, size):
+    return (seq[pos:pos + size] for pos in range(0, len(seq), size))
+
+
+class BinToInt(object):
+
+    def __init__(self, size = 32, signed=True):
+        self.signed = signed
+
+    def process(self, bin_string, reverse_marshalling=False):
+        var = BitArray(bin_string)
+        print(bin_string)
+        chunked_bytes = [x for x in chunker(var, 8)]
+        ordered_bytes = []
+        for group in reversed(chunked_bytes) if reverse_marshalling else chunked_bytes:
+            ordered_bytes.extend(group)
+        ordered_bytes = [not x for x in reversed(ordered_bytes)]
+        # print(
+        #     "".join(["1" if x else "0" for x in ordered_bytes[0:1]]),
+        #     "".join(["1" if x else "0" for x in ordered_bytes[1:1+self.exponent]]),
+        #     "".join(["1" if x else "0" for x in ordered_bytes[1+self.exponent:1+self.exponent+self.mantissa]])
+        # )
+        # sign =
+        # return -val if sign else val
+
+        print([1 if x else 0 for x in ordered_bytes[:-1]])
+        if self.signed:
+            return self.convert_pos_int(ordered_bytes[:-1]) * (1 if False else -1)
+        else:
+            return self.convert_pos_int(ordered_bytes)
+
+    def convert_pos_int(self, val):
+        total_val = 0
+        digit_val = 1
+        for i in val:
+            total_val += digit_val if i else 0
+            digit_val *= 2
+        return total_val

converters/__init__.py

@@ -0,0 +1,2 @@
+from .BinToFloat import BinToFloat
+from .BinToInt import BinToInt