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PhasePortraitManager

PhasePortrait2DManager

Bases: object

Source code in phaseportrait/PhasePortraitManager.py 
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class PhasePortrait2DManager(object):
    @staticmethod
    def plot_from_json(json_str: str) -> str:
        """Returns a string containing SVG figure path for given json.
        For a json example view `phaseportrait/examples/api_examples/phaseportrait2d_example.json`."""
        info = json.loads(json_str)

        representation = PhasePortrait2D(lambda x,y:(x,y), [-1,1])

        # Function
        try:
            match = re.search(r"def\s+(\w+)\(", info['dF'])
            function_name = match.group(1)
            match = re.search(r"(\s+)def", info['dF'])
            if match is not None:
                info['dF'] = info['dF'].replace(match.group(0), "\ndef")
            del match

            exec(info['dF'], globals())
            representation.dF = globals()[function_name]
        except  Exception as e:
            return 0

        # Range
        representation.Range = [[info['Range']['x_min'],info['Range']['x_max']],
                                [info['Range']['y_min'],info['Range']['y_max']]]

        # Parameters
        kargs = ['MeshDim', 'dF_args', 'Density', 'Polar', 'Title', 'xlabel', 'ylabel', 'color', 'xScale', 'yScale']
        for k,v in info.items():
            if k in kargs:
                setattr(representation, k, v)

        # Nullcline
        try:
            if nc:=info['nullcline']:
                representation.add_nullclines(**nc)
        except KeyError:
            pass

        # Plot and save
        fig, ax = representation.plot()

        # path = info['path']
        # fig_name = time.strftime('%a%d%b%Y%H%M%SGMT',time.localtime())
        # fig.savefig(path + fig_name +'.svg', transparent=True)

        return fig
        return fig_name + '.svg'


    @staticmethod
    def json_to_python_code(json_str: str) -> str:
        """Returns a string containing equivalent Python code for the given json.
        For a json example view `phaseportrait/examples/api_examples/phaseportrait2d_example.json`."""

        info = json.loads(json_str)

        match = re.search(r"def\s+(\w+)\(", info['dF'])
        function_name = match.group(1)

        header = f"""from phaseportrait import *\nimport matplotlib.pyplot as plt"""

        function = f"""\n{info['dF']}"""

        portrait = f"""\nphase_diagram = PhasePortrait2D({function_name}, [[{info['Range']['x_min']},{info['Range']['x_max']}],[{info['Range']['y_min']},{info['Range']['y_max']}]]"""

        portrait_kargs = ""
        kargs = ['MeshDim', 'dF_args', 'Density', 'Polar', 'Title', 'xlabel', 'ylabel', 'color', 'xScale', 'yScale']
        first = True
        for k in info.keys():
            if k in kargs:
                if info[k]:
                    if first:
                        portrait += ","
                        first = False
                    if isinstance(info[k], str):
                        portrait_kargs += f"\t{k} = '{info[k]}',\n"
                    else:
                        portrait_kargs += f"\t{k} = {info[k]},\n"

        if first:
            portrait += ')\n'
        else:
            portrait_kargs += ')\n'

        nullcline = ''
        if nc := info.get('nullcline'):
            nullcline = f"\nphase_diagram.add_nullclines(precision={nc['precision']}, offset={nc['offset']})"

        finisher = '\nphase_diagram.plot()\nplt.show()'

        return header +"\n\t\n"+ function +"\n\t\n"+ portrait +"\n"+ portrait_kargs +"\n\t\n"+ nullcline +"\n\t\n"+ finisher

json_to_python_code(json_str) staticmethod

Returns a string containing equivalent Python code for the given json. For a json example view phaseportrait/examples/api_examples/phaseportrait2d_example.json.

Source code in phaseportrait/PhasePortraitManager.py 
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@staticmethod
def json_to_python_code(json_str: str) -> str:
    """Returns a string containing equivalent Python code for the given json.
    For a json example view `phaseportrait/examples/api_examples/phaseportrait2d_example.json`."""

    info = json.loads(json_str)

    match = re.search(r"def\s+(\w+)\(", info['dF'])
    function_name = match.group(1)

    header = f"""from phaseportrait import *\nimport matplotlib.pyplot as plt"""

    function = f"""\n{info['dF']}"""

    portrait = f"""\nphase_diagram = PhasePortrait2D({function_name}, [[{info['Range']['x_min']},{info['Range']['x_max']}],[{info['Range']['y_min']},{info['Range']['y_max']}]]"""

    portrait_kargs = ""
    kargs = ['MeshDim', 'dF_args', 'Density', 'Polar', 'Title', 'xlabel', 'ylabel', 'color', 'xScale', 'yScale']
    first = True
    for k in info.keys():
        if k in kargs:
            if info[k]:
                if first:
                    portrait += ","
                    first = False
                if isinstance(info[k], str):
                    portrait_kargs += f"\t{k} = '{info[k]}',\n"
                else:
                    portrait_kargs += f"\t{k} = {info[k]},\n"

    if first:
        portrait += ')\n'
    else:
        portrait_kargs += ')\n'

    nullcline = ''
    if nc := info.get('nullcline'):
        nullcline = f"\nphase_diagram.add_nullclines(precision={nc['precision']}, offset={nc['offset']})"

    finisher = '\nphase_diagram.plot()\nplt.show()'

    return header +"\n\t\n"+ function +"\n\t\n"+ portrait +"\n"+ portrait_kargs +"\n\t\n"+ nullcline +"\n\t\n"+ finisher

plot_from_json(json_str) staticmethod

Returns a string containing SVG figure path for given json. For a json example view phaseportrait/examples/api_examples/phaseportrait2d_example.json.

Source code in phaseportrait/PhasePortraitManager.py 
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@staticmethod
def plot_from_json(json_str: str) -> str:
    """Returns a string containing SVG figure path for given json.
    For a json example view `phaseportrait/examples/api_examples/phaseportrait2d_example.json`."""
    info = json.loads(json_str)

    representation = PhasePortrait2D(lambda x,y:(x,y), [-1,1])

    # Function
    try:
        match = re.search(r"def\s+(\w+)\(", info['dF'])
        function_name = match.group(1)
        match = re.search(r"(\s+)def", info['dF'])
        if match is not None:
            info['dF'] = info['dF'].replace(match.group(0), "\ndef")
        del match

        exec(info['dF'], globals())
        representation.dF = globals()[function_name]
    except  Exception as e:
        return 0

    # Range
    representation.Range = [[info['Range']['x_min'],info['Range']['x_max']],
                            [info['Range']['y_min'],info['Range']['y_max']]]

    # Parameters
    kargs = ['MeshDim', 'dF_args', 'Density', 'Polar', 'Title', 'xlabel', 'ylabel', 'color', 'xScale', 'yScale']
    for k,v in info.items():
        if k in kargs:
            setattr(representation, k, v)

    # Nullcline
    try:
        if nc:=info['nullcline']:
            representation.add_nullclines(**nc)
    except KeyError:
        pass

    # Plot and save
    fig, ax = representation.plot()

    # path = info['path']
    # fig_name = time.strftime('%a%d%b%Y%H%M%SGMT',time.localtime())
    # fig.savefig(path + fig_name +'.svg', transparent=True)

    return fig
    return fig_name + '.svg'

PhasePortrait3DManager

Bases: object

Source code in phaseportrait/PhasePortraitManager.py 
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class PhasePortrait3DManager(object):
    @staticmethod
    def plot_from_json(json_str: str) -> str:
        """Returns a string containing SVG figure path for given json.
        For a json example view `phaseportrait/examples/api_examples/phaseportrait3D_example.json`."""
        info = json.loads(json_str)

        representation = PhasePortrait3D(lambda x,y,z:(x,y,-z), [[-1,1]*3])

        # Function
        try:
            match = re.search(r"def\s+(\w+)\(", info['dF'])
            function_name = match.group(1)
            match = re.search(r"(\s+)def", info['dF'])
            if match is not None:
                info['dF'] = info['dF'].replace(match.group(0), "\ndef")
            del match

            exec(info['dF'], globals())
            representation.dF = globals()[function_name]
        except  Exception as e:
            return 0

        # Range
        representation.Range = [[info['Range']['x_min'],info['Range']['x_max']],
                                [info['Range']['y_min'],info['Range']['y_max']],
                                [info['Range']['z_min'],info['Range']['z_max']]]

        # Parameters
        kargs = ['MeshDim', 'dF_args', 'Density', 'Polar', 'Title', 'xlabel', 'ylabel', 'zlabel', 'color', 'xScale', 'yScale', 'zScale']
        for k,v in info.items():
            if k in kargs:
                setattr(representation, k, v)

        # Nullcline
        try:
            if nc:=info['nullcline']:
                representation.add_nullclines(**nc)
        except KeyError:
            pass

        # Plot and save
        fig, ax = representation.plot()

        # path = info['path']
        # fig_name = time.strftime('%a%d%b%Y%H%M%SGMT',time.localtime())
        # fig.savefig(path + fig_name +'.svg', transparent=True)

        return fig
        return fig_name + '.svg'


    @staticmethod
    def json_to_python_code(json_str: str) -> str:
        """Returns a string containing equivalent Python code for the given json."""

        info = json.loads(json_str)

        match = re.search(r"def\s+(\w+)\(", info['dF'])
        function_name = match.group(1)

        header = f"""from phaseportrait import *\nimport matplotlib.pyplot as plt"""

        function = f"""\n{info['dF']}"""

        portrait = f"""\nphase_diagram = PhasePortrait3D({function_name}, [[{info['Range']['x_min']},{info['Range']['x_max']}],[{info['Range']['y_min']},{info['Range']['y_max']}],[{info['Range']['z_min']},{info['Range']['z_max']}]]"""

        portrait_kargs = ""
        kargs = ['MeshDim', 'dF_args', 'Density', 'Polar', 'Title', 'xlabel', 'ylabel', 'zlabel', 'color', 'xScale', 'yScale', 'zScale']
        first = True
        for k in info.keys():
            if k in kargs:
                if info[k]:
                    if first:
                        portrait += ","
                        first = False
                    if isinstance(info[k], str):
                        portrait_kargs += f"\t{k} = '{info[k]}',\n"
                    else:
                        portrait_kargs += f"\t{k} = {info[k]},\n"

        if first:
            portrait += ')\n'
        else:
            portrait_kargs += ')\n'

        nullcline = ''
        if nc := info.get('nullcline'):
            nullcline = f"\nphase_diagram.add_nullclines(precision={nc['precision']}, offset={nc['offset']})"

        finisher = '\nphase_diagram.plot()\nplt.show()'

        return header +"\n\t\n"+ function +"\n\t\n"+ portrait +"\n"+ portrait_kargs +"\n\t\n"+ nullcline +"\n\t\n"+ finisher

json_to_python_code(json_str) staticmethod

Returns a string containing equivalent Python code for the given json.

Source code in phaseportrait/PhasePortraitManager.py 
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@staticmethod
def json_to_python_code(json_str: str) -> str:
    """Returns a string containing equivalent Python code for the given json."""

    info = json.loads(json_str)

    match = re.search(r"def\s+(\w+)\(", info['dF'])
    function_name = match.group(1)

    header = f"""from phaseportrait import *\nimport matplotlib.pyplot as plt"""

    function = f"""\n{info['dF']}"""

    portrait = f"""\nphase_diagram = PhasePortrait3D({function_name}, [[{info['Range']['x_min']},{info['Range']['x_max']}],[{info['Range']['y_min']},{info['Range']['y_max']}],[{info['Range']['z_min']},{info['Range']['z_max']}]]"""

    portrait_kargs = ""
    kargs = ['MeshDim', 'dF_args', 'Density', 'Polar', 'Title', 'xlabel', 'ylabel', 'zlabel', 'color', 'xScale', 'yScale', 'zScale']
    first = True
    for k in info.keys():
        if k in kargs:
            if info[k]:
                if first:
                    portrait += ","
                    first = False
                if isinstance(info[k], str):
                    portrait_kargs += f"\t{k} = '{info[k]}',\n"
                else:
                    portrait_kargs += f"\t{k} = {info[k]},\n"

    if first:
        portrait += ')\n'
    else:
        portrait_kargs += ')\n'

    nullcline = ''
    if nc := info.get('nullcline'):
        nullcline = f"\nphase_diagram.add_nullclines(precision={nc['precision']}, offset={nc['offset']})"

    finisher = '\nphase_diagram.plot()\nplt.show()'

    return header +"\n\t\n"+ function +"\n\t\n"+ portrait +"\n"+ portrait_kargs +"\n\t\n"+ nullcline +"\n\t\n"+ finisher

plot_from_json(json_str) staticmethod

Returns a string containing SVG figure path for given json. For a json example view phaseportrait/examples/api_examples/phaseportrait3D_example.json.

Source code in phaseportrait/PhasePortraitManager.py 
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@staticmethod
def plot_from_json(json_str: str) -> str:
    """Returns a string containing SVG figure path for given json.
    For a json example view `phaseportrait/examples/api_examples/phaseportrait3D_example.json`."""
    info = json.loads(json_str)

    representation = PhasePortrait3D(lambda x,y,z:(x,y,-z), [[-1,1]*3])

    # Function
    try:
        match = re.search(r"def\s+(\w+)\(", info['dF'])
        function_name = match.group(1)
        match = re.search(r"(\s+)def", info['dF'])
        if match is not None:
            info['dF'] = info['dF'].replace(match.group(0), "\ndef")
        del match

        exec(info['dF'], globals())
        representation.dF = globals()[function_name]
    except  Exception as e:
        return 0

    # Range
    representation.Range = [[info['Range']['x_min'],info['Range']['x_max']],
                            [info['Range']['y_min'],info['Range']['y_max']],
                            [info['Range']['z_min'],info['Range']['z_max']]]

    # Parameters
    kargs = ['MeshDim', 'dF_args', 'Density', 'Polar', 'Title', 'xlabel', 'ylabel', 'zlabel', 'color', 'xScale', 'yScale', 'zScale']
    for k,v in info.items():
        if k in kargs:
            setattr(representation, k, v)

    # Nullcline
    try:
        if nc:=info['nullcline']:
            representation.add_nullclines(**nc)
    except KeyError:
        pass

    # Plot and save
    fig, ax = representation.plot()

    # path = info['path']
    # fig_name = time.strftime('%a%d%b%Y%H%M%SGMT',time.localtime())
    # fig.savefig(path + fig_name +'.svg', transparent=True)

    return fig
    return fig_name + '.svg'