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Indicate dynamic #5

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Indicate dynamic #5

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8ef5b47
indicate if Matrix is dynamic or not
bjodah Jan 27, 2022
a6cb3f6
Avoid allocating numpy array when rows / cols contains garbage
bjodah Dec 1, 2023
00bb6f5
Silence warnings
bjodah Dec 1, 2023
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21 changes: 16 additions & 5 deletions eigengdb/__init__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -86,22 +86,26 @@ def __init__(self, variety, val):
type = type.target()
self.type = type.unqualified().strip_typedefs()
tag = self.type.tag
regex = re.compile('\<.*\>')
regex = re.compile(r'\<.*\>')
m = regex.findall(tag)[0][1:-1]
template_params = m.split(',')
template_params = [x.replace(" ", "") for x in template_params]

if template_params[1] == '-0x00000000000000001' or template_params[
1] == '-0x000000001' or template_params[1] == '-1':
self.rows = val['m_storage']['m_rows']
self.dynamic_rows = True
else:
self.rows = int(template_params[1])
self.dynamic_rows = False

if template_params[2] == '-0x00000000000000001' or template_params[
2] == '-0x000000001' or template_params[2] == '-1':
self.cols = val['m_storage']['m_cols']
self.dynamic_cols = True
else:
self.cols = int(template_params[2])
self.dynamic_cols = False

self.options = 0 # default value
if len(template_params) > 3:
Expand Down Expand Up @@ -139,6 +143,15 @@ def __next__(self):
return ('[%d,%d]' % (row, col), item)

def to_string(self):
# handle uninitialized memory:
if self.rows < 0 or self.cols < 0 or self.rows > 1<<30 or self.cols > 1<<30 or self.rows*self.cols > 1<<33:
return f"Eigen::{self.variety}<{self.innerType},{'D' if self.dynamic_rows else ''}{':invalid:' if self.rows < 0 else self.rows},{'D' if self.dynamic_cols else ''}{':invalid:' if self.cols < 0 else self.cols},{'r' if self.rowMajor else 'c'}maj> (data ptr: {self.data})\n"

# let's not allocate more than 8 MiB for our debug printing ndarray...
if self.rows > 1<<20 or self.cols > 1<<20 or self.rows*self.cols > 1<<20:
return f"Eigen::{self.variety}<{self.innerType},{'D' if self.dynamic_rows else ''}{self.rows},{'D' if self.dynamic_cols else ''}{self.cols},{'r' if self.rowMajor else 'c'}maj> (data ptr: {self.data})\n"


mat = np.zeros((self.rows, self.cols), dtype=np.float64)
for row in range(self.rows):
for col in range(self.cols):
Expand All @@ -165,9 +178,7 @@ def to_string(self):
pass
mat[row, col] = float(item)

return "Eigen::%s<%s,%d,%d,%s> (data ptr: %s)\n%s\n" % (
self.variety, self.innerType, self.rows, self.cols,
"RowMajor" if self.rowMajor else "ColMajor", self.data, mat)
return f"Eigen::{self.variety}<{self.innerType},{'D' if self.dynamic_rows else ''}{self.rows},{self.cols},{'r' if self.rowMajor else 'c'}maj> (data ptr: {self.data})\n{mat}\n"


class EigenSparseMatrixPrinter:
Expand All @@ -181,7 +192,7 @@ def __init__(self, val):
type = type.target()
self.type = type.unqualified().strip_typedefs()
tag = self.type.tag
regex = re.compile('\<.*\>')
regex = re.compile(r'\<.*\>')
m = regex.findall(tag)[0][1:-1]
template_params = m.split(',')
template_params = [x.replace(" ", "") for x in template_params]
Expand Down