# Copyright 2015 Novo Nordisk Foundation Center for Biosustainability, DTU.

# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at

# http://www.apache.org/licenses/LICENSE-2.0

# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

from __future__ import absolute_import, print_function

from sympy import Symbol
from sympy.parsing.ast_parser import parse_expr

from cobra import Reaction


def __gene_to_expression__(reaction):
    local_dict = {g.id: Symbol(g.id) for g in reaction.genes}
    rule = reaction._gene_reaction_rule.replace("and", "+").replace("or", "*")
    return parse_expr(rule, local_dict)

Reaction.gene_expression = __gene_to_expression__

# Copyright 2015 Novo Nordisk Foundation Center for Biosustainability, DTU.

# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at

# http://www.apache.org/licenses/LICENSE-2.0

# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

from __future__ import absolute_import, print_function

from sympy import Symbol
from sympy.parsing.ast_parser import parse_expr

from cobra import Reaction


def __gene_to_expression__(reaction):
    local_dict = {g.id: Symbol(g.id) for g in reaction.genes}
    rule = reaction._gene_reaction_rule.replace("and", "+").replace("or", "*")
    return parse_expr(rule, local_dict)

Reaction.gene_expression = __gene_to_expression__

# Copyright 2015 Novo Nordisk Foundation Center for Biosustainability, DTU. # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # http://www.apache.org/licenses/LICENSE-2.0 # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License.