class Symmetric(LibFcn):
name = prefix + "symmetric"
sig = Sigs([Sig([{"x": P.Array(P.Array(P.Double()))}, {"tol": P.Double()}], P.Boolean()),
Sig([{"x": P.Map(P.Map(P.Double()))}, {"tol": P.Double()}], P.Boolean())])
errcodeBase = 24100
@staticmethod
def same(x, y, tol):
if math.isinf(x) and math.isinf(y) and ((x > 0.0 and y > 0.0) or (x < 0.0 and y < 0.0)):
return True
elif math.isnan(x) and math.isnan(y):
return True
elif not math.isinf(x) and not math.isnan(x) and not math.isinf(y) and not math.isnan(y):
return abs(x - y) < tol
else:
return False
def __call__(self, state, scope, pos, paramTypes, x, tol):
if isinstance(x, (list, tuple)) and all(isinstance(xi, (list, tuple)) for xi in x):
rows = len(x)
if rows < 1:
raise PFARuntimeException("too few rows/cols", self.errcodeBase + 0, self.name, pos)
cols = len(x[0])
if cols < 1:
raise PFARuntimeException("too few rows/cols", self.errcodeBase + 0, self.name, pos)
if raggedArray(x):
raise PFARuntimeException("ragged columns", self.errcodeBase + 1, self.name, pos)
if rows != cols:
raise PFARuntimeException("non-square matrix", self.errcodeBase + 2, self.name, pos)
return all(all(self.same(x[i][j], x[j][i], tol) for j in range(cols)) for i in range(rows))
elif isinstance(x, dict) and all(isinstance(x[i], dict) for i in x.keys()):
keys = list(rowKeys(x).union(colKeys(x)))
if len(keys) < 1 or all(len(row) == 0 for row in x.values()):
raise PFARuntimeException("too few rows/cols", self.errcodeBase + 0, self.name, pos)
return all(all(self.same(x.get(i, {}).get(j, 0.0), x.get(j, {}).get(i, 0.0), tol) for j in keys) for i in keys)
class ContainsValue(LibFcn):
name = prefix + "containsValue"
sig = Sigs([
Sig([{
"m": P.Map(P.Wildcard("A"))
}, {
"value": P.Wildcard("A")
}], P.Boolean()),
Sig([{
"m": P.Map(P.Wildcard("A"))
}, {
"fcn": P.Fcn([P.Wildcard("A")], P.Boolean())
}], P.Boolean())
])
errcodeBase = 26040
def __call__(self, state, scope, pos, paramTypes, m, value):
if callable(value):
for v in m.values():
if callfcn(state, scope, value, [v]):
return True
return False
else:
for v in m.values():
if v == value:
return True
return False
class ZipMapWithKey(LibFcn):
name = prefix + "zipmapWithKey"
sig = Sigs([
Sig([{
"a": P.Map(P.Wildcard("A"))
}, {
"b": P.Map(P.Wildcard("B"))
}, {
"fcn":
P.Fcn([P.String(), P.Wildcard("A"),
P.Wildcard("B")], P.Wildcard("Z"))
}], P.Map(P.Wildcard("Z"))),
Sig([{
"a": P.Map(P.Wildcard("A"))
}, {
"b": P.Map(P.Wildcard("B"))
}, {
"c": P.Map(P.Wildcard("C"))
}, {
"fcn":
P.Fcn([
P.String(),
P.Wildcard("A"),
P.Wildcard("B"),
P.Wildcard("C")
], P.Wildcard("Z"))
}], P.Map(P.Wildcard("Z"))),
Sig([{
"a": P.Map(P.Wildcard("A"))
}, {
"b": P.Map(P.Wildcard("B"))
}, {
"c": P.Map(P.Wildcard("C"))
}, {
"d": P.Map(P.Wildcard("D"))
}, {
"fcn":
P.Fcn([
P.String(),
P.Wildcard("A"),
P.Wildcard("B"),
P.Wildcard("C"),
P.Wildcard("D")
], P.Wildcard("Z"))
}], P.Map(P.Wildcard("Z")))
])
errcodeBase = 26380
def __call__(self, state, scope, pos, paramTypes, *args):
fcn = args[-1]
maps = args[:-1]
keys = maps[0].keys()
for m in maps:
if keys != m.keys():
raise PFARuntimeException("misaligned maps",
self.errcodeBase + 0, self.name, pos)
out = {}
for k in keys:
out[k] = callfcn(state, scope, fcn, [k] + [x[k] for x in maps])
return out
class FindGroupsFirst(LibFcn):
name = prefix + "findgroupsfirst"
sig = Sigs([
Sig([{
"haystack": P.String()
}, {
"pattern": P.String()
}], P.Array(P.String())),
Sig([{
"haystack": P.Bytes()
}, {
"pattern": P.Bytes()
}], P.Array(P.Bytes()))
])
errcodeBase = 35080
def __call__(self, state, scope, pos, paramTypes, haystack, pattern):
haystack, pattern, to = convert(haystack, pattern, paramTypes[0])
re = Regexer(haystack, pattern, self.errcodeBase + 0, self.name, pos)
start = 0
found = re.search(start)
out = []
region = re.getRegion()
if (found):
for i in range(0, re.groupsFound()):
out.append(to(haystack[region.beg[i]:region.end[i]]))
else:
out = []
re.free()
return out
class Bin(LibFcn):
name = prefix + "bin"
sig = Sigs([Sig([{"x": P.Double()}, {"numbins": P.Int()}, {"low": P.Double()}, {"high": P.Double()}], P.Int()),
Sig([{"x": P.Double()}, {"origin": P.Double()}, {"width": P.Double()}], P.Int())])
errcodeBase = 22000
def __call__(self, state, scope, pos, paramTypes, x, *args):
if len(args) == 3:
numbins, low, high = args
if low >= high or math.isnan(low) or math.isnan(high):
raise PFARuntimeException("bad histogram range", self.errcodeBase + 0, self.name, pos)
if numbins < 1:
raise PFARuntimeException("bad histogram scale", self.errcodeBase + 1, self.name, pos)
if math.isnan(x) or x < low or x >= high:
raise PFARuntimeException("x out of range", self.errcodeBase + 2, self.name, pos)
out = int(math.floor(numbins * div((x - low), (high - low))))
if out < 0 or out >= numbins:
raise PFARuntimeException("x out of range", self.errcodeBase + 2, self.name, pos)
return out
else:
origin, width = args
if math.isnan(origin) or math.isinf(origin):
raise PFARuntimeException("bad histogram range", self.errcodeBase + 0, self.name, pos)
if width <= 0.0 or math.isnan(width):
raise PFARuntimeException("bad histogram scale", self.errcodeBase + 1, self.name, pos)
if math.isnan(x) or math.isinf(x):
raise PFARuntimeException("x out of range", self.errcodeBase + 2, self.name, pos)
else:
return int(math.floor(div((x - origin), width)))
class RIndex(LibFcn):
name = prefix + "rindex"
sig = Sigs([
Sig([{
"haystack": P.String()
}, {
"pattern": P.String()
}], P.Array(P.Int())),
Sig([{
"haystack": P.Bytes()
}, {
"pattern": P.Bytes()
}], P.Array(P.Int()))
])
errcodeBase = 35030
def __call__(self, state, scope, pos, paramTypes, haystack, pattern):
haystack, pattern, to = convert(haystack, pattern, paramTypes[0])
re = Regexer(haystack, pattern, self.errcodeBase + 0, self.name, pos)
found = re.search(0)
region = re.getRegion()
start = 0
if found:
while found:
region = re.getRegion()
start = region.end[0]
found = re.search(start)
out = [region.beg[0], region.end[0]]
else:
out = []
re.free()
return out
class FindAll(LibFcn):
name = prefix + "findall"
sig = Sigs([
Sig([{
"haystack": P.String()
}, {
"pattern": P.String()
}], P.Array(P.String())),
Sig([{
"haystack": P.Bytes()
}, {
"pattern": P.Bytes()
}], P.Array(P.Bytes()))
])
errcodeBase = 35060
def __call__(self, state, scope, pos, paramTypes, haystack, pattern):
haystack, pattern, to = convert(haystack, pattern, paramTypes[0])
re = Regexer(haystack, pattern, self.errcodeBase + 0, self.name, pos)
found = re.search(0)
region = re.getRegion()
start = region.end[0]
out = []
if found:
while found:
region = re.getRegion()
start = region.end[0]
out.append(to(haystack[region.beg[0]:region.end[0]]))
found = re.search(start)
else:
out = []
re.free()
return out
class MapApply(LibFcn):
name = prefix + "map"
sig = Sigs([
Sig([{
"x": P.Array(P.Array(P.Double()))
}, {
"fcn": P.Fcn([P.Double()], P.Double())
}], P.Array(P.Array(P.Double()))),
Sig([{
"x": P.Map(P.Map(P.Double()))
}, {
"fcn": P.Fcn([P.Double()], P.Double())
}], P.Map(P.Map(P.Double())))
])
errcodeBase = 24000
def __call__(self, state, scope, pos, paramTypes, x, fcn):
if isinstance(x, (list, tuple)) and all(
isinstance(xi, (list, tuple)) for xi in x):
return [[callfcn(state, scope, fcn, [xj]) for xj in xi]
for xi in x]
elif isinstance(x, dict) and all(
isinstance(x[i], dict) for i in list(x.keys())):
return dict((i,
dict((j, callfcn(state, scope, fcn, [xj]))
for j, xj in list(xi.items())))
for i, xi in list(x.items()))
class Trace(LibFcn):
name = prefix + "trace"
sig = Sigs([
Sig([{
"x": P.Array(P.Array(P.Double()))
}], P.Double()),
Sig([{
"x": P.Map(P.Map(P.Double()))
}], P.Double())
])
errcodeBase = 24080
def __call__(self, state, scope, pos, paramTypes, x):
if isinstance(x, (list, tuple)) and all(
isinstance(xi, (list, tuple)) for xi in x):
rows = len(x)
if rows == 0:
return 0.0
else:
cols = len(x[0])
if raggedArray(x):
raise PFARuntimeException("ragged columns",
self.errcodeBase + 0, self.name,
pos)
return sum(x[i][i] for i in range(min(rows, cols)))
elif isinstance(x, dict) and all(
isinstance(x[i], dict) for i in list(x.keys())):
keys = rowKeys(x).intersection(colKeys(x))
return sum(x[i][i] for i in keys)
class IsNum(LibFcn):
name = prefix + "isnum"
sig = Sigs([Sig([{"x": P.Float()}], P.Boolean()),
Sig([{"x": P.Double()}], P.Boolean())])
errcodeBase = 21040
def __call__(self, state, scope, pos, paramTypes, x):
return not math.isnan(x) and not math.isinf(x)
class Bernoulli(LibFcn):
name = prefix + "bernoulli"
sig = Sigs([
Sig([{
"datum": P.Array(P.String())
}, {
"classModel": P.Map(P.Double())
}], P.Double()),
Sig([{
"datum": P.Array(P.String())
}, {
"classModel": P.WildRecord("C", {"values": P.Map(P.Double())})
}], P.Double())
])
errcodeBase = 10020
def __call__(self, state, scope, pos, paramTypes, datum, classModel):
if paramTypes[1]["type"] == "record":
classModel = classModel["values"]
ll = 0.0
for v in list(classModel.values()):
if (v <= 0.0) or (v >= 1.0):
raise PFARuntimeException(
"probability in classModel cannot be less than 0 or greater than 1",
self.errcodeBase + 0, self.name, pos)
ll += math.log(1.0 - v)
for item in datum:
p = classModel.get(item, None)
if p is not None:
ll += math.log(p) - math.log(1.0 - p)
return ll
class Mahalanobis(LibFcn):
name = prefix + "mahalanobis"
sig = Sigs([Sig([{"observation": P.Array(P.Double())}, {"prediction": P.Array(P.Double())}, {"covariance": P.Array(P.Array(P.Double()))}], P.Double(), Lifespan(None, PFAVersion(0, 7, 2), PFAVersion(0, 9, 0), "use test.mahalanobis instead")),
Sig([{"observation": P.Map(P.Double())}, {"prediction": P.Map(P.Double())}, {"covariance": P.Map(P.Map(P.Double()))}], P.Double(), Lifespan(None, PFAVersion(0, 7, 2), PFAVersion(0, 9, 0), "use test.mahalanobis instead"))])
errcodeBase = 31040
def __call__(self, state, scope, pos, paramTypes, observation, prediction, covariance):
if isinstance(observation, (tuple, list)):
if (len(observation) < 1):
raise PFARuntimeException("too few rows/cols", self.errcodeBase + 0, self.name, pos)
if (len(observation) != len(prediction)):
raise PFARuntimeException("misaligned prediction", self.errcodeBase + 1, self.name, pos)
if (not all(len(i)==len(covariance[0]) for i in covariance)) and (len(covariance) != len(covariance[0])):
raise PFARuntimeException("misaligned covariance", self.errcodeBase + 2, self.name, pos)
x = np().array([(o - p) for o, p in zip(observation, prediction)])
C = np().array(covariance)
else:
if (len(observation) < 1):
raise PFARuntimeException("too few rows/cols", self.errcodeBase + 0, self.name, pos)
if (len(observation) != len(prediction)):
raise PFARuntimeException("misaligned prediction", self.errcodeBase + 1, self.name, pos)
# use observation keys throughout
keys = observation.keys()
try:
x = np().array([observation[key] - prediction[key] for key in keys])
except:
raise PFARuntimeException("misaligned prediction", self.errcodeBase + 1, self.name, pos)
C = np().empty((len(keys), len(keys)))
try:
for i,k1 in enumerate(keys):
for j,k2 in enumerate(keys):
C[i,j] = float(covariance[k1][k2])
except:
raise PFARuntimeException("misaligned covariance", self.errcodeBase + 2, self.name, pos)
return float(np().sqrt(np().linalg.solve(C, x).T.dot(x)))
class Residual(LibFcn):
name = prefix + "residual"
sig = Sigs([Sig([{"observation": P.Double()}, {"prediction": P.Double()}], P.Double(), Lifespan(None, PFAVersion(0, 7, 2), PFAVersion(0, 9, 0), "use test.residual instead")),
Sig([{"observation": P.Array(P.Double())}, {"prediction": P.Array(P.Double())}], P.Array(P.Double()), Lifespan(None, PFAVersion(0, 7, 2), PFAVersion(0, 9, 0), "use test.residual instead")),
Sig([{"observation": P.Map(P.Double())}, {"prediction": P.Map(P.Double())}], P.Map(P.Double()), Lifespan(None, PFAVersion(0, 7, 2), PFAVersion(0, 9, 0), "use test.residual instead"))])
errcodeBase = 31020
def __call__(self, state, scope, pos, paramTypes, observation, prediction):
if isinstance(observation, dict):
if len(observation) != len(prediction):
raise PFARuntimeException("misaligned prediction", self.errcodeBase + 0, self.name, pos)
result = {}
for k, o in observation.items():
try:
result[k] = o - prediction[k]
except KeyError:
raise PFARuntimeException("misaligned prediction", self.errcodeBase + 0, self.name, pos)
return result
elif isinstance(observation, (tuple, list)):
try:
result = [float(o - p) for o, p in zip(observation, prediction)]
except:
raise PFARuntimeException("misaligned prediction", self.errcodeBase + 0, self.name, pos)
return result
else:
return float(observation - prediction)
class Truncate(LibFcn):
name = prefix + "truncate"
sig = Sigs([Sig([{"x": P.Array(P.Array(P.Double()))}, {"keep": P.Int()}], P.Array(P.Array(P.Double()))),
Sig([{"x": P.Map(P.Map(P.Double()))}, {"keep": P.Array(P.String())}], P.Map(P.Map(P.Double())))])
errcodeBase = 24120
def __call__(self, state, scope, pos, paramTypes, x, keep):
if keep < 0:
keep = 0
if isinstance(x, (list, tuple)) and all(isinstance(xi, (list, tuple)) for xi in x):
rows = len(x)
if rows < 1:
raise PFARuntimeException("too few rows/cols", self.errcodeBase + 0, self.name, pos)
cols = len(x[0])
if cols < 1:
raise PFARuntimeException("too few rows/cols", self.errcodeBase + 0, self.name, pos)
if raggedArray(x):
raise PFARuntimeException("ragged columns", self.errcodeBase + 1, self.name, pos)
return x[:keep]
elif isinstance(x, dict) and all(isinstance(x[i], dict) for i in x.keys()):
rows = rowKeys(x)
cols = colKeys(x)
if len(rows) < 1 or len(cols) < 1:
raise PFARuntimeException("too few rows/cols", self.errcodeBase + 0, self.name, pos)
return dict((k, x[k]) for k in rows if k in keep)
class Count(LibFcn):
name = prefix + "count"
sig = Sigs([Sig([{"haystack": P.Array(P.Wildcard("A"))}, {"needle": P.Array(P.Wildcard("A"))}], P.Int()),
Sig([{"haystack": P.Array(P.Wildcard("A"))}, {"needle": P.Wildcard("A")}], P.Int()),
Sig([{"a": P.Array(P.Wildcard("A"))}, {"predicate": P.Fcn([P.Wildcard("A")], P.Boolean())}], P.Int())])
errcodeBase = 15080
def __call__(self, state, scope, pos, paramTypes, haystack, needle):
if len(haystack) == 0:
return 0
else:
if isinstance(needle, (list, tuple)):
if len(needle) == 0:
return 0
else:
count = 0
for start in range(len(haystack) - len(needle) + 1):
if needle == haystack[start:(start + len(needle))]:
count += 1
return count
elif callable(needle):
count = 0
for item in haystack:
if callfcn(state, scope, needle, [item]):
count += 1
return count
else:
return haystack.count(needle)
class Split(LibFcn):
name = prefix + "split"
sig = Sigs([Sig([{"haystack": P.String()}, {"pattern": P.String()}], P.Array(P.String())),
Sig([{"haystack": P.Bytes()}, {"pattern": P.Bytes()}], P.Array(P.Bytes()))])
errcodeBase = 35130
def __call__(self, state, scope, pos, paramTypes, haystack, pattern):
haystack, pattern, to = convert(haystack, pattern, paramTypes[0])
re = Regexer(haystack, pattern, self.errcodeBase + 0, self.name, pos)
out = []
start = 0
found = re.search(start)
region = re.getRegion()
beg = 0
end = region.beg[0]
if (end == 0):
flag = True
else:
flag = False
if found:
while found:
out.append(to(haystack[beg:end]))
beg = region.end[0]
found = re.search(beg)
region = re.getRegion()
end = region.beg[0]
if beg != len(haystack):
out.append(to(haystack[beg:]))
if flag:
out = out[1:]
else:
out = [to(haystack)]
re.free()
return out
class Count(LibFcn):
name = prefix + "count"
sig = Sigs([
Sig([{
"haystack": P.String()
}, {
"pattern": P.String()
}], P.Int()),
Sig([{
"haystack": P.Bytes()
}, {
"pattern": P.Bytes()
}], P.Int())
])
errcodeBase = 35020
def __call__(self, state, scope, pos, paramTypes, haystack, pattern):
haystack, pattern, to = convert(haystack, pattern, paramTypes[0])
re = Regexer(haystack, pattern, self.errcodeBase + 0, self.name, pos)
total = 0
found = re.search(0)
region = re.getRegion()
start = region.end[0]
while found:
total += 1
found = re.search(start)
region = re.getRegion()
start = region.end[0]
re.free()
return total
class ReplaceAll(LibFcn):
name = prefix + "replaceall"
sig = Sigs([Sig([{"haystack": P.String()}, {"pattern": P.String()}, {"replacement": P.String()}], P.String()),
Sig([{"haystack": P.Bytes()}, {"pattern": P.Bytes()}, {"replacement": P.Bytes()}], P.Bytes())])
errcodeBase = 35140
def __call__(self, state, scope, pos, paramTypes, haystack, pattern, replacement):
original = haystack
haystack, pattern, to = convert(haystack, pattern, paramTypes[0])
re = Regexer(haystack, pattern, self.errcodeBase + 0, self.name, pos)
found = re.search(0)
region = re.getRegion()
beg = 0
end = region.beg[0]
out = ""
if found:
while found:
out = out + to(haystack[beg:end]) + replacement
beg = region.end[0]
found = re.search(beg)
region = re.getRegion()
end = region.beg[0]
if beg != len(haystack):
out = out + to(haystack[beg:])
else:
out = original
re.free()
return out
class Groups(LibFcn):
name = prefix + "groups"
sig = Sigs([
Sig([{
"haystack": P.String()
}, {
"pattern": P.String()
}], P.Array(P.Array(P.Int()))),
Sig([{
"haystack": P.Bytes()
}, {
"pattern": P.Bytes()
}], P.Array(P.Array(P.Int())))
])
errcodeBase = 35040
def __call__(self, state, scope, pos, paramTypes, haystack, pattern):
haystack, pattern, to = convert(haystack, pattern, paramTypes[0])
re = Regexer(haystack, pattern, self.errcodeBase + 0, self.name, pos)
found = re.search(0)
region = re.getRegion()
start = region.end[0]
out = []
if found:
for i in range(0, re.groupsFound()):
out.append([region.beg[i], region.end[i]])
else:
out = []
re.free()
return out
class ToLong(LibFcn):
name = prefix + "long"
sig = Sigs([
Sig([{
"x": P.Int()
}], P.Long()),
Sig([{
"x": P.Long()
}], P.Long()),
Sig([{
"x": P.Float()
}], P.Long()),
Sig([{
"x": P.Double()
}], P.Long())
])
errcodeBase = 17030
def __call__(self, state, scope, pos, paramTypes, x):
try:
if isinstance(x, float):
if math.isnan(x):
raise OverflowError
else:
out = int(math.floor(x + 0.5))
else:
out = x
if LONG_MIN_VALUE <= out <= LONG_MAX_VALUE:
return out
else:
raise OverflowError
except OverflowError:
raise PFARuntimeException("long overflow", self.errcodeBase + 0,
self.name, pos)
class FindFirst(LibFcn):
name = prefix + "findfirst"
sig = Sigs([
Sig([{
"haystack": P.String()
}, {
"pattern": P.String()
}], P.Union([P.String(), P.Null()])),
Sig([{
"haystack": P.Bytes()
}, {
"pattern": P.Bytes()
}], P.Union([P.Bytes(), P.Null()]))
])
errcodeBase = 35070
def __call__(self, state, scope, pos, paramTypes, haystack, pattern):
haystack, pattern, to = convert(haystack, pattern, paramTypes[0])
re = Regexer(haystack, pattern, self.errcodeBase + 0, self.name, pos)
found = re.search(0)
if found:
region = re.getRegion()
out = to(haystack[region.beg[0]:region.end[0]])
else:
out = None
re.free()
if out is not None:
return {paramTypes[0]: out}
else:
return out
class FanoutBoolean(LibFcn):
name = prefix + "fanoutBoolean"
sig = Sigs([
Sig([{
"x": P.WildEnum("A")
}], P.Array(P.Boolean())),
Sig([{
"x": P.String()
}, {
"dictionary": P.Array(P.String())
}, {
"outOfRange": P.Boolean()
}], P.Array(P.Boolean())),
Sig([{
"x": P.Int()
}, {
"minimum": P.Int()
}, {
"maximum": P.Int()
}, {
"outOfRange": P.Boolean()
}], P.Array(P.Boolean()))
])
errcodeBase = 17060
def __call__(self, state, scope, pos, paramTypes, x, *args):
if len(args) == 0:
return fanoutEnum(x, paramTypes[0]["symbols"])
elif len(args) == 2:
if len(args[0]) != len(set(args[0])):
raise PFARuntimeException("non-distinct values in dictionary",
self.errcodeBase + 0, self.name, pos)
return fanoutString(x, args[0], args[1])
elif len(args) == 3:
return fanoutInt(x, args[0], args[1], args[2])
class ReplaceFirst(LibFcn):
name = prefix + "replacefirst"
sig = Sigs([
Sig([{
"haystack": P.String()
}, {
"pattern": P.String()
}, {
"replacement": P.String()
}], P.String()),
Sig([{
"haystack": P.Bytes()
}, {
"pattern": P.Bytes()
}, {
"replacement": P.Bytes()
}], P.Bytes())
])
errcodeBase = 35110
def __call__(self, state, scope, pos, paramTypes, haystack, pattern,
replacement):
haystack, pattern, to = convert(haystack, pattern, paramTypes[0])
re = Regexer(haystack, pattern, self.errcodeBase + 0, self.name, pos)
found = re.search(0)
region = re.getRegion()
if found:
out = to(haystack[:region.beg[0]]) + replacement + to(
haystack[region.end[0]:])
else:
out = to(haystack)
re.free()
return out
class ErrorOnNonNum(LibFcn):
name = prefix + "errorOnNonNum"
sig = Sigs([
Sig([{
"x": P.Float()
}], P.Float()),
Sig([{
"x": P.Double()
}], P.Double())
])
errcodeBase = 21050
def __call__(self, state, scope, pos, paramTypes, x):
if math.isnan(x):
raise PFARuntimeException("encountered nan", self.errcodeBase + 0,
self.name, pos)
elif math.isinf(x):
if x > 0.0:
raise PFARuntimeException("encountered +inf",
self.errcodeBase + 1, self.name, pos)
else:
raise PFARuntimeException("encountered -inf",
self.errcodeBase + 2, self.name, pos)
else:
return x
class BallR(LibFcn):
name = prefix + "ballR"
sig = Sigs([
Sig([{
"r": P.Double()
}, {
"datum": P.Array(P.Double())
}, {
"codebook": P.Array(P.Array(P.Double()))
}], P.Array(P.Array(P.Double()))),
Sig([{
"r": P.Double()
}, {
"datum": P.Wildcard("A")
}, {
"codebook": P.Array(P.Wildcard("B"))
}, {
"metric": P.Fcn([P.Wildcard("A"), P.Wildcard("B")], P.Double())
}], P.Array(P.Wildcard("B")))
])
errcodeBase = 30020
def __call__(self, state, scope, pos, paramTypes, r, datum, codebook,
*args):
if len(args) == 1:
metric, = args
distances = [
callfcn(state, scope, metric, [datum, x]) for x in codebook
]
else:
distances = [
math.sqrt(sum((di - xi)**2 for di, xi in zip(datum, x)))
for x in codebook
]
return [x for x, d in zip(codebook, distances) if d < r]
class Euclidean(MetricWithMissingValues):
name = prefix + "euclidean"
sig = Sigs([
Sig([{
"similarity":
P.Fcn([P.Wildcard("A"), P.Wildcard("B")], P.Double())
}, {
"x": P.Array(P.Union([P.Null(), P.Wildcard("A")]))
}, {
"y": P.Array(P.Union([P.Null(), P.Wildcard("B")]))
}], P.Double()),
Sig([{
"similarity":
P.Fcn([P.Wildcard("A"), P.Wildcard("B")], P.Double())
}, {
"x": P.Array(P.Union([P.Null(), P.Wildcard("A")]))
}, {
"y": P.Array(P.Union([P.Null(), P.Wildcard("B")]))
}, {
"missingWeight": P.Array(P.Double())
}], P.Double())
])
errcodeBase = 28030
def increment(self, tally, x):
return tally + x**2
def finalize(self, x):
return math.sqrt(x)
class Add(LibFcn, ObjKey):
name = prefix + "add"
sig = Sigs([
Sig([{
"m": P.Map(P.Wildcard("A"))
}, {
"key": P.String()
}, {
"value": P.Wildcard("A")
}], P.Map(P.Wildcard("A"))),
Sig([{
"m": P.Map(P.Wildcard("A"))
}, {
"item": P.Wildcard("A")
}], P.Map(P.Wildcard("A")))
])
errcodeBase = 26050
def __call__(self, state, scope, pos, paramTypes, m, *args):
if len(args) == 2:
key, value = args
return dict(m, **{key: value})
else:
item, = args
key = self.toKey(item, jsonNodeToAvroType(paramTypes[1]))
return dict(m, **{key: item})
class Taxicab(MetricWithMissingValues):
name = prefix + "taxicab"
sig = Sigs([
Sig([{
"similarity":
P.Fcn([P.Wildcard("A"), P.Wildcard("B")], P.Double())
}, {
"x": P.Array(P.Union([P.Null(), P.Wildcard("A")]))
}, {
"y": P.Array(P.Union([P.Null(), P.Wildcard("B")]))
}], P.Double()),
Sig([{
"similarity":
P.Fcn([P.Wildcard("A"), P.Wildcard("B")], P.Double())
}, {
"x": P.Array(P.Union([P.Null(), P.Wildcard("A")]))
}, {
"y": P.Array(P.Union([P.Null(), P.Wildcard("B")]))
}, {
"missingWeight": P.Array(P.Double())
}], P.Double())
])
errcodeBase = 28060
def increment(self, tally, x):
return tally + x
def finalize(self, x):
return x
class SoftMax(LibFcn):
name = prefix + "softmax"
sig = Sigs([
Sig([{
"x": P.Array(P.Double())
}], P.Array(P.Double())),
Sig([{
"x": P.Map(P.Double())
}], P.Map(P.Double()))
])
errcodeBase = 25000
def __call__(self, state, scope, pos, paramTypes, x):
if len(x) == 0:
raise PFARuntimeException("empty input", self.errcodeBase + 0,
self.name, pos)
if paramTypes[0]["type"] == "map":
xx = x.copy()
tmp = map(abs, xx.values())
if list(xx.values())[tmp.index(max(tmp))] >= 0:
m = max(xx.values())
else:
m = min(xx.values())
denom = sum([math.exp(v - m) for v in x.values()])
for key in x.keys():
xx[key] = float(math.exp(xx[key] - m) / denom)
return xx
else:
tmp = map(abs, x)
if x[tmp.index(max(tmp))] >= 0:
m = max(x)
else:
m = min(x)
denom = sum([math.exp(v - m) for v in x])
return [float(math.exp(val - m) / denom) for val in x]
class Det(LibFcn):
name = prefix + "det"
sig = Sigs([Sig([{"x": P.Array(P.Array(P.Double()))}], P.Double()),
Sig([{"x": P.Map(P.Map(P.Double()))}], P.Double())])
errcodeBase = 24090
def __call__(self, state, scope, pos, paramTypes, x):
if isinstance(x, (list, tuple)) and all(isinstance(xi, (list, tuple)) for xi in x):
rows = len(x)
if rows < 1:
raise PFARuntimeException("too few rows/cols", self.errcodeBase + 0, self.name, pos)
cols = len(x[0])
if cols < 1:
raise PFARuntimeException("too few rows/cols", self.errcodeBase + 0, self.name, pos)
if raggedArray(x):
raise PFARuntimeException("ragged columns", self.errcodeBase + 1, self.name, pos)
if rows != cols:
raise PFARuntimeException("non-square matrix", self.errcodeBase + 2, self.name, pos)
if any(any(math.isnan(z) or math.isinf(z) for z in row) for row in x):
return float("nan")
else:
return float(np().linalg.det(arraysToMatrix(x)))
elif isinstance(x, dict) and all(isinstance(x[i], dict) for i in x.keys()):
keys = list(rowKeys(x).union(colKeys(x)))
if len(keys) < 1 or all(len(row) == 0 for row in x.values()):
raise PFARuntimeException("too few rows/cols", self.errcodeBase + 0, self.name, pos)
if any(any(math.isnan(z) or math.isinf(z) for z in row.values()) for row in x.values()):
return float("nan")
else:
return float(np().linalg.det(mapsToMatrix(x, keys, keys)))
