Fix segfault when element has no stable isotopes and a monoisotopic e…

…ntry exists in NIST database

src/brainpy/_c/composition.pxd

@@ -7,9 +7,9 @@ nist_mass = __nist_mass
 
 cdef double PROTON = nist_mass["H+"][0][0]
 
-cdef double neutral_mass(double mz,  int z, double charge_carrier=*) nogil
-cdef double mass_charge_ratio(double neutral_mass, int z, double charge_carrier=*) nogil
-cdef char* _parse_isotope_string(char* label, int* isotope_num, char* element_name) nogil
+cdef double neutral_mass(double mz,  int z, double charge_carrier=*) noexcept nogil
+cdef double mass_charge_ratio(double neutral_mass, int z, double charge_carrier=*) noexcept nogil
+cdef char* _parse_isotope_string(char* label, int* isotope_num, char* element_name) noexcept nogil
 
 # -----------------------------------------------------------------------------
 # Isotope and IsotopeMap Declarations
@@ -26,9 +26,9 @@ cdef struct IsotopeMap:
 
 cdef IsotopeMap* make_isotope_map(list organized_isotope_data, size_t size)
 
-cdef Isotope* get_isotope_by_neutron_shift(IsotopeMap* isotopes, int neutron_shift) nogil
-cdef void free_isotope_map(IsotopeMap* isotopes) nogil
-cdef void print_isotope_map(IsotopeMap* isotope_map) nogil
+cdef Isotope* get_isotope_by_neutron_shift(IsotopeMap* isotopes, int neutron_shift) noexcept nogil
+cdef void free_isotope_map(IsotopeMap* isotopes) noexcept nogil
+cdef void print_isotope_map(IsotopeMap* isotope_map) noexcept nogil
 
 # -----------------------------------------------------------------------------
 # Element Declarations
@@ -41,13 +41,13 @@ cdef struct Element:
 cdef void _isotopes_of(char* element_symbol, IsotopeMap** isotope_frequencies)
 cdef Element* make_element(char* symbol)
 
-cdef double element_monoisotopic_mass(Element* element) nogil
-cdef int element_min_neutron_shift(Element* element) nogil
-cdef int element_max_neutron_shift(Element* element) nogil
-cdef void free_element(Element* element) nogil
-cdef void print_element(Element* element) nogil
+cdef double element_monoisotopic_mass(Element* element) noexcept nogil
+cdef int element_min_neutron_shift(Element* element) noexcept nogil
+cdef int element_max_neutron_shift(Element* element) noexcept nogil
+cdef void free_element(Element* element) noexcept nogil
+cdef void print_element(Element* element) noexcept nogil
 
-cdef Element* make_fixed_isotope_element(Element* element, int neutron_count) nogil
+cdef Element* make_fixed_isotope_element(Element* element, int neutron_count) noexcept nogil
 
 
 # -----------------------------------------------------------------------------
@@ -59,7 +59,7 @@ cdef struct ElementHashBucket:
     size_t size
 
 
-cdef void free_element_hash_bucket(ElementHashBucket* bucket) nogil
+cdef void free_element_hash_bucket(ElementHashBucket* bucket) noexcept nogil
 
 
 cdef struct ElementHashTable:
@@ -68,24 +68,24 @@ cdef struct ElementHashTable:
 
 cdef ElementHashTable* _ElementTable
 
-cdef ElementHashTable* make_element_hash_table(size_t size) nogil
+cdef ElementHashTable* make_element_hash_table(size_t size) noexcept nogil
 
-cdef int element_hash_bucket_insert(ElementHashBucket* bucket, Element* element) nogil
+cdef int element_hash_bucket_insert(ElementHashBucket* bucket, Element* element) noexcept nogil
 
-cdef int element_hash_bucket_find(ElementHashBucket* bucket, char* symbol, Element** out) nogil
+cdef int element_hash_bucket_find(ElementHashBucket* bucket, char* symbol, Element** out) noexcept nogil
 
-cdef int element_hash_table_get(ElementHashTable* table, char* symbol, Element** out) nogil
+cdef int element_hash_table_get(ElementHashTable* table, char* symbol, Element** out) noexcept nogil
 
-cdef int element_hash_table_put(ElementHashTable* table, Element* element) nogil
+cdef int element_hash_table_put(ElementHashTable* table, Element* element) noexcept nogil
 
-cdef size_t hash_string(char *str) nogil
+cdef size_t hash_string(char *str) noexcept nogil
 
-cdef size_t free_element_hash_table(ElementHashTable* table) nogil
+cdef size_t free_element_hash_table(ElementHashTable* table) noexcept nogil
 
 
-cdef ElementHashTable* get_system_element_hash_table() nogil
+cdef ElementHashTable* get_system_element_hash_table() noexcept nogil
 
-cdef int set_system_element_hash_table(ElementHashTable* table) nogil
+cdef int set_system_element_hash_table(ElementHashTable* table) noexcept nogil
 
 
 # -----------------------------------------------------------------------------
@@ -98,21 +98,21 @@ cdef struct Composition:
     size_t used
     int max_variants
 
-cdef Composition* make_composition() nogil
-cdef Composition* copy_composition(Composition* composition) nogil
-cdef void print_composition(Composition* composition) nogil
-cdef int composition_set_element_count(Composition* composition, char* element, count_type count) nogil
-cdef int composition_get_element_count(Composition* composition, char* element, count_type* count) nogil
-cdef int composition_inc_element_count(Composition* composition, char* element, count_type increment) nogil
-cdef int composition_resize(Composition* composition) nogil
-cdef double composition_mass(Composition* composition) nogil
-cdef void free_composition(Composition* composition) nogil
-
-cdef Composition* composition_add(Composition* composition_1, Composition* composition_2, int sign) nogil
-cdef int composition_iadd(Composition* composition_1, Composition* composition_2, int sign) nogil
-cdef Composition* composition_mul(Composition* composition, long scale) nogil
-cdef void composition_imul(Composition* composition, long scale) nogil
-cdef int initialize_composition_from_formula(char* formula, ssize_t n, Composition* composition) nogil
+cdef Composition* make_composition() noexcept nogil
+cdef Composition* copy_composition(Composition* composition) noexcept nogil
+cdef void print_composition(Composition* composition) noexcept nogil
+cdef int composition_set_element_count(Composition* composition, char* element, count_type count) noexcept nogil
+cdef int composition_get_element_count(Composition* composition, char* element, count_type* count) noexcept nogil
+cdef int composition_inc_element_count(Composition* composition, char* element, count_type increment) noexcept nogil
+cdef int composition_resize(Composition* composition) noexcept nogil
+cdef double composition_mass(Composition* composition) noexcept nogil
+cdef void free_composition(Composition* composition) noexcept nogil
+
+cdef Composition* composition_add(Composition* composition_1, Composition* composition_2, int sign) noexcept nogil
+cdef int composition_iadd(Composition* composition_1, Composition* composition_2, int sign) noexcept nogil
+cdef Composition* composition_mul(Composition* composition, long scale) noexcept nogil
+cdef void composition_imul(Composition* composition, long scale) noexcept nogil
+cdef int initialize_composition_from_formula(char* formula, ssize_t n, Composition* composition) noexcept nogil
 
 cdef dict composition_to_dict(Composition* composition)
 cdef Composition* dict_to_composition(dict comp_dict)