Module utilities

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This module contains utility functions for various stuff.

Functions

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printmem(msg)

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dot_product(seq1, seq2)

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make_name_valid(name)
Filter away .[] from indexed array names.

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index_string(i)

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build_count_dict(entries)

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fe_is_discontinuous(fe)

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fe_is_signed(fe)

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check_range(i, a, b, msg="Invalid range.")
Check that i is in [a,b), raise exception otherwise.

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unique(sequence)

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indices_subset(indices, keep)

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shape(dims)

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permute(shape)
Returns a permutation of all multiindices within the range of a rank 0, 1, or 2 tensor shape.

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list_items(l)

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as_list_with_len(x, wantlen)
If x is not a list type, it is repeated in a list wantlen times.

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matrix_to_list(m)

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list_to_matrix(m, n, l)

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list_to_vector(l)

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is_function(f)

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is_functor(f)

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get_func_code(f)
Get the func_code object from a function or functor object.

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get_callable_name(f)

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get_callable_num_args(f)

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Variables

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_last_m = None
hash(x)

Function Details

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as_list_with_len(x, wantlen)

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If x is not a list type, it is repeated in a list wantlen times. Otherwise checks it x the correct length. Always returns a list with length wantlen or raises an exception.