increased precision of decimal-based math tools to 100 digits (#315)

Some edge cases of a benchmark were failing due to low precision,
increased the precision to 100 digits.

toolkits/math/arcade_math/tools/arithmetic.py

@@ -1,8 +1,11 @@
+import decimal
 from decimal import Decimal
 from typing import Annotated
 
 from arcade.sdk import tool
 
+decimal.getcontext().prec = 100
+
 
 @tool
 def add(

toolkits/math/arcade_math/tools/exponents.py

@@ -1,9 +1,12 @@
+import decimal
 import math
 from decimal import Decimal
 from typing import Annotated
 
 from arcade.sdk import tool
 
+decimal.getcontext().prec = 100
+
 
 @tool
 def log(

toolkits/math/arcade_math/tools/miscellaneous.py

@@ -1,9 +1,12 @@
+import decimal
 import math
 from decimal import Decimal
 from typing import Annotated
 
 from arcade.sdk import tool
 
+decimal.getcontext().prec = 100
+
 
 @tool
 def abs_val(

toolkits/math/arcade_math/tools/rounding.py

@@ -1,9 +1,12 @@
+import decimal
 import math
 from decimal import Decimal
 from typing import Annotated
 
 from arcade.sdk import tool
 
+decimal.getcontext().prec = 100
+
 
 @tool
 def ceil(

toolkits/math/arcade_math/tools/statistics.py

@@ -1,9 +1,12 @@
+import decimal
 from decimal import Decimal
 from statistics import median as stats_median
 from typing import Annotated
 
 from arcade.sdk import tool
 
+decimal.getcontext().prec = 100
+
 
 @tool
 def avg(

toolkits/math/arcade_math/tools/trigonometry.py

@@ -1,9 +1,12 @@
+import decimal
 import math
 from decimal import Decimal
 from typing import Annotated
 
 from arcade.sdk import tool
 
+decimal.getcontext().prec = 100
+
 
 @tool
 def deg_to_rad(

toolkits/math/tests/test_arithmetic.py

@@ -62,13 +62,13 @@ def test_subtract(a, b, expected):
         (
             "12345678901234567890",
             "18000000162000001474380013420000",
-            "2.222222222222222222222222223E+50",
+            "222222222222222222222222222261233060226101083800000",
         ),
         # Big floats
         (
             "12345678901234567890.120",
             "12345678901234567890.120",
-            "1.524157875323883675048681628E+38",
+            "152415787532388367504868162811315348393.614400",
         ),
     ],
 )
@@ -81,7 +81,12 @@ def test_multiply(a, b, expected):
     [
         ("-1", "2", "-0.5"),
         ("-10", "1", "-10"),
-        ("0.5", "10.9", "0.04587155963302752293577981651"),
+        (
+            "0.5",
+            "10.9",
+            "0.0458715596330275229357798165137614678899082568807339"
+            "4495412844036697247706422018348623853211009174312",
+        ),
         # Big ints
         ("152407406035740740602050", "12345678901234567890", "12345"),
         # Big floats

toolkits/math/tests/test_exponents.py

@@ -20,10 +20,19 @@ def test_log():
 def test_power():
     assert power("-8", "2") == "64"
     assert power("0", "10") == "0"
-    assert power("2", "0.5") == "1.414213562373095048801688724"
+    assert (
+        power("2", "0.5") == "1.41421356237309504880168872420969807856"
+        "9671875376948073176679737990732478462107038850387534327641573"
+    )
     assert power("2", "3") == "8"
-    assert power("2.", "-0.5") == "0.7071067811865475244008443621"
-    assert power("2.1234", "0.6") == "1.571155202490495156807227175"
+    assert (
+        power("2.", "-0.5") == "0.707106781186547524400844362104849039"
+        "2848359376884740365883398689953662392310535194251937671638207864"
+    )
+    assert (
+        power("2.1234", "0.6") == "1.571155202490495156807227174573016145"
+        "282682479346448636509576776014844055570115193494685328114403375"
+    )
     assert power("2.1234", "1") == "2.1234"
     assert power("2.1234", "3") == "9.574044440904"
     assert power("8", "-2") == "0.015625"

toolkits/math/tests/test_miscellaneous.py

@@ -41,16 +41,34 @@ def test_sqrt():
     assert sqrt("1") == "1"
     assert sqrt("0") == "0"
     assert sqrt("-0") == "-0"
-    assert sqrt("23") == "4.795831523312719541597438064"
-    assert sqrt("24") == "4.898979485566356196394568149"
-    assert sqrt("10") == "3.162277660168379331998893544"
+    assert (
+        sqrt("23") == "4.79583152331271954159743806416269391999670704190"
+        "4129346485309114448257235907464082492191446436918861"
+    )
+    assert (
+        sqrt("24") == "4.89897948556635619639456814941178278393189496131"
+        "3340256865385134501920754914630053079718866209280470"
+    )
+    assert (
+        sqrt("10") == "3.16227766016837933199889354443271853371955513932"
+        "5216826857504852792594438639238221344248108379300295"
+    )
     assert sqrt("0.0") == "0.0"
     assert sqrt("0.0000") == "0.00"
     assert sqrt("-0.0") == "-0.0"
     assert sqrt("1.0") == "1.0"
-    assert sqrt("3.14") == "1.772004514666935040199112510"
-    assert sqrt("0.4") == "0.6324555320336758663997787089"
-    assert sqrt("10.0") == "3.162277660168379331998893544"
+    assert (
+        sqrt("3.14") == "1.772004514666935040199112509753631525073608516"
+        "162942966817771970290992972348902551472561151153909188"
+    )
+    assert (
+        sqrt("0.4") == "0.6324555320336758663997787088865437067439110278"
+        "650433653715009705585188877278476442688496216758600590"
+    )
+    assert (
+        sqrt("10.0") == "3.162277660168379331998893544432718533719555139"
+        "325216826857504852792594438639238221344248108379300295"
+    )
     with pytest.raises(ToolExecutionError):
         sqrt("-1")
     with pytest.raises(ToolExecutionError):