--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/env/lib/python3.7/site-packages/planemo/training/tool_input.py	Sat May 02 07:14:21 2020 -0400
@@ -0,0 +1,231 @@
+"""Module contains code for the ToolInput class, dealing with the description of tool in workflow and XML."""
+
+from planemo import templates
+from planemo.io import info
+
+
+INPUT_PARAM = """
+>{{space}}- *"{{param_label}}"*: `{{param_value}}`
+"""
+
+INPUT_FILE_TEMPLATE = """
+>{{space}}- {{ '{%' }} icon {{icon}} {{ '%}' }} *"{{input_name}}"*: {{input_value}}
+"""
+
+INPUT_SECTION = """
+>{{space}}- In *"{{section_label}}"*:
+"""
+
+INPUT_ADD_REPEAT = """
+>{{space}}- {{ '{%' }} icon param-repeat {{ '%}' }} *"Insert {{repeat_label}}"*
+"""
+
+SPACE = '    '
+
+
+class ToolInput(object):
+    """Class to describe a tool input / parameter and its value from a workflow."""
+
+    def __init__(self, tool_inp_desc, wf_param_values, wf_steps, level, should_be_there=False, force_default=False):
+        """Init an instance of ToolInput."""
+        self.name = tool_inp_desc['name']
+        if 'type' not in tool_inp_desc:
+            raise ValueError("No type for the parameter %s" % tool_inp_desc['name'])
+        self.type = tool_inp_desc['type']
+        self.tool_inp_desc = tool_inp_desc
+        self.level = level
+        self.wf_param_values = wf_param_values
+        self.wf_steps = wf_steps
+        self.formatted_desc = ''
+        self.force_default = force_default
+
+        if self.name not in self.wf_param_values:
+            if not should_be_there:
+                info("%s not in workflow" % self.name)
+            else:
+                raise ValueError("%s not in workflow" % (self.name))
+        else:
+            self.wf_param_values = self.wf_param_values[self.name]
+
+    def get_formatted_inputs(self):
+        """Format the inputs of a step."""
+        inputlist = ''
+        inps = []
+        if isinstance(self.wf_param_values, list):
+            # multiple input (not collection)
+            icon = 'param-files'
+            for i in self.wf_param_values:
+                inps.append('`%s` %s' % (
+                    i['output_name'],
+                    get_input_tool_name(i['id'], self.wf_steps)))
+        else:
+            inp = self.wf_param_values
+            if 'id' in inp:
+                # sinle input or collection
+                inp_type = self.wf_steps[str(inp['id'])]['type']
+                if 'collection' in inp_type:
+                    icon = 'param-collection'
+                else:
+                    icon = 'param-file'
+                inps = ['`%s` %s' % (
+                    inp['output_name'],
+                    get_input_tool_name(inp['id'], self.wf_steps))]
+        if len(inps) > 0:
+            inputlist += templates.render(INPUT_FILE_TEMPLATE, **{
+                "icon": icon,
+                "input_name": self.tool_inp_desc['label'],
+                "input_value": ', '.join(inps),
+                "space": SPACE * self.level
+            })
+        return inputlist
+
+    def get_lower_param_desc(self):
+        """Get the formatted description of the paramaters in the 'inputs' of the tool description."""
+        sub_param_desc = ''
+        for inp in self.tool_inp_desc["inputs"]:
+            tool_inp = ToolInput(
+                inp,
+                self.wf_param_values,
+                self.wf_steps,
+                self.level + 1)
+            sub_param_desc += tool_inp.get_formatted_desc()
+        return sub_param_desc
+
+    def get_formatted_section_desc(self):
+        """Format the description (label and value) for parameters in a section."""
+        section_paramlist = ''
+        sub_param_desc = self.get_lower_param_desc()
+        if sub_param_desc != '':
+            section_paramlist += templates.render(INPUT_SECTION, **{
+                'space': SPACE * self.level,
+                'section_label': self.tool_inp_desc['title']})
+            section_paramlist += sub_param_desc
+        return section_paramlist
+
+    def get_formatted_conditional_desc(self):
+        """Format the description (label and value) for parameters in a conditional."""
+        conditional_paramlist = ''
+        # Get conditional parameter
+        inp = ToolInput(
+            self.tool_inp_desc['test_param'],
+            self.wf_param_values,
+            self.wf_steps,
+            self.level,
+            should_be_there=True,
+            force_default=True)
+        conditional_paramlist = inp.get_formatted_desc()
+        cond_param = inp.wf_param_values
+
+        # Get parameters in the when and their values
+        tmp_tool_inp_desc = self.tool_inp_desc
+        for case in tmp_tool_inp_desc['cases']:
+            if case['value'] == cond_param and len(case['inputs']) > 0:
+                self.tool_inp_desc = case
+                conditional_paramlist += self.get_lower_param_desc()
+        self.tool_inp_desc = tmp_tool_inp_desc
+        return conditional_paramlist
+
+    def get_formatted_repeat_desc(self):
+        """Format the description (label and value) for parameters in a repeat."""
+        repeat_paramlist = ''
+        if self.wf_param_values != '[]':
+            tool_inp = {}
+            for inp in self.tool_inp_desc["inputs"]:
+                tool_inp.setdefault(inp['name'], inp)
+            tmp_wf_param_values = self.wf_param_values
+            cur_level = self.level
+            for ind, param in enumerate(tmp_wf_param_values):
+                self.wf_param_values = param
+                self.level = cur_level + 1
+                paramlist_in_repeat = self.get_lower_param_desc()
+                if paramlist_in_repeat != '':
+                    # add first click
+                    repeat_paramlist += templates.render(INPUT_ADD_REPEAT, **{
+                        'space': SPACE * (self.level),
+                        'repeat_label': self.tool_inp_desc['title']})
+                    repeat_paramlist += paramlist_in_repeat
+                self.level = cur_level
+            self.wf_param_values = tmp_wf_param_values
+
+        repeat_desc = ''
+        if repeat_paramlist != '':
+            repeat_desc += templates.render(INPUT_SECTION, **{
+                'space': SPACE * self.level,
+                'section_label': self.tool_inp_desc['title']}) + repeat_paramlist
+        return repeat_desc
+
+    def get_formatted_other_param_desc(self):
+        """Get value of a 'simple' parameter if different from the default value, None otherwise."""
+        param_value = None
+        if self.tool_inp_desc['value'] == self.wf_param_values and not self.force_default:
+            param_value = None
+        elif self.type == 'boolean':
+            if bool(self.tool_inp_desc['value']) == self.wf_param_values:
+                param_value = None
+            else:
+                param_value = 'Yes' if self.wf_param_values else 'No'
+        elif self.type == 'select':
+            param_values = []
+            for opt in self.tool_inp_desc['options']:
+                if opt[1] == self.wf_param_values:
+                    param_values.append(opt[0])
+            param_value = ', '.join(param_values)
+        elif self.type == 'data_column':
+            param_value = "c%s" % self.wf_param_values
+        else:
+            param_value = self.wf_param_values
+
+        param_desc = ''
+        if param_value is not None:
+            param_desc = templates.render(INPUT_PARAM, **{
+                'space': SPACE * self.level,
+                'param_label': self.tool_inp_desc['label'],
+                'param_value': param_value})
+        return param_desc
+
+    def get_formatted_desc(self):
+        """Get the formatted description (ready for hands-on tutorial) of the parameter."""
+        if self.wf_param_values:
+            if self.type == 'data' or self.type == 'data_collection':
+                self.formatted_desc += self.get_formatted_inputs()
+            elif self.type == 'section':
+                self.formatted_desc += self.get_formatted_section_desc()
+            elif self.type == 'conditional':
+                self.formatted_desc += self.get_formatted_conditional_desc()
+            elif self.type == 'repeat':
+                self.formatted_desc += self.get_formatted_repeat_desc()
+            else:
+                self.formatted_desc += self.get_formatted_other_param_desc()
+        return self.formatted_desc
+
+
+def get_input_tool_name(step_id, steps):
+    """Get the string with the name of the tool that generated an input."""
+    inp_provenance = ''
+    inp_prov_id = str(step_id)
+    if inp_prov_id in steps:
+        name = steps[inp_prov_id]['name']
+        if 'Input dataset' in name:
+            inp_provenance = "(%s)" % name
+        else:
+            inp_provenance = "(output of **%s** {%% icon tool %%})" % name
+    return inp_provenance
+
+
+def get_empty_input():
+    """Get the string for an empty input."""
+    return templates.render(INPUT_FILE_TEMPLATE, **{
+        'space': 1 * SPACE,
+        'icon': 'param-file',
+        'input_name': 'Input file',
+        'input_value': 'File'
+    })
+
+
+def get_empty_param():
+    """Get the string for an empty param."""
+    return templates.render(INPUT_PARAM, **{
+        'space': 1 * SPACE,
+        'param_label': 'Parameter',
+        'param_value': 'a value'
+    })