added --default flag to ck install package to select 0 when multiple …

…packages and variations available.

CHANGES.txt

@@ -1,3 +1,7 @@
+* V1.55.7
+  * added --default flag to ck install package to select 0 
+    when multiple packages and variations available.
+
 * V1.55.6
   * extended module:package to ask a user to select a variation 
     for a given package when there are multiple versions available.

ck/kernel.py

@@ -27,7 +27,7 @@
 
 
 # We use 3 digits for the main (released) version and 4th digit for development revision
-__version__ = "1.55.6"
+__version__ = "1.55.7"
 # Do not use characters (to detect outdated version)!
 
 # Import packages that are global for the whole kernel

ck/repo/module/misc/module.py

@@ -511,13 +511,14 @@ def prepare_entry_template(i):
 def select_string(i):
     """
     Input:  {
-                options         - an ordered list of strings to select from
-                (question)      - the question to ask
-                (default)       - default selection
-                (no_autoselect) - if "yes", enforce the interactive choice even if there is only 1 option
-                (no_autoretry)  - if "yes", bail out on any unsuitable input, do not offer to retry
-                (no_skip_line)  - if "yes", do not skip a line after each option
-                (first_match)   - if "yes", take the first match in case there are multiple
+                options          - an ordered list of strings to select from
+                (question)       - the question to ask
+                (default)        - default selection
+                (no_autoselect)  - if "yes", enforce the interactive choice even if there is only 1 option
+                (no_autoretry)   - if "yes", bail out on any unsuitable input, do not offer to retry
+                (no_skip_line)   - if "yes", do not skip a line after each option
+                (first_match)    - if "yes", take the first match in case there are multiple
+                (select_default) - if "yes", select 0
             }
 
     Output: {
@@ -533,6 +534,8 @@ def select_string(i):
 
     import copy
 
+    select_default=i.get('select_default','').strip().lower()
+
     question    = i.get('question', 'Please select from the options above')
     options     = copy.deepcopy( i.get('options') )
     default     = i.get('default', None)
@@ -567,11 +570,16 @@ def select_string(i):
 
     while num_matches!=1:
 
-        r = ck.inp({'text': "{}{}: ".format(question, ' [ hit return for "{}" ]'.format(default) if default!=None and len(default) else '')})
-        response = r['string']
+        if select_default != 'yes':
+            r = ck.inp({'text': "{}{}: ".format(question, ' [ hit return for "{}" ]'.format(default) if default!=None and len(default) else '')})
+            response = r['string']
+
+            if response=='' and default!=None:
+                response = default
+        else:
+            ck.out('Selected 0 (default)')
 
-        if response=='' and default!=None:
-            response = default
+            response = '0'
 
         try:                                    # try to convert into int() and see if it works
             error_message = None

ck/repo/module/package/module.py

@@ -117,6 +117,8 @@ def install(i):
               (ask_version)       - ask for the version of the package the user wants to install
 
               (debug)             - if 'yes', open shell before installing but with all resolved deps
+
+              (default)           - if 'yes', install default package (answer 0 to selection questions)
             }
 
     Output: {
@@ -141,6 +143,8 @@ def install(i):
 
     ask=i.get('ask','')
 
+    default=i.get('default','').strip().lower()
+
     xtags=i.get('tags','')
     xor_tags=i.get('or_tags','')
     xno_tags=i.get('no_tags','')
@@ -362,11 +366,12 @@ def install(i):
                         ver_options.append( skip_display_line )
 
                     select_adict = ck.access({'action': 'select_string',
-                                    'module_uoa': 'misc',
-                                    'options': ver_options,
-                                    'default': '0',
-                                    'no_skip_line': 'yes',
-                                    'question': 'Please select the package to install',
+                                      'module_uoa': 'misc',
+                                      'options': ver_options,
+                                      'default': '0',
+                                      'select_default': default,
+                                      'no_skip_line': 'yes',
+                                      'question': 'Please select the package to install',
                     })
                     if select_adict['return']>0: return select_adict
 
@@ -495,14 +500,19 @@ def install(i):
              j+=1
 
         ck.out('')
-        x=input('Please select a variation or press Enter for the default one (0): ')
 
-        x=x.strip()
-        if x=='': x='0'
+        if default!='yes':
+           x=input('Please select a variation or press Enter for the default one (0): ')
 
-        ix=int(x)
-        if ix<0 or ix>=j:
-            return {'return':1, 'error':'variation number is not recognized'}
+           x=x.strip()
+           if x=='': x='0'
+
+           ix=int(x)
+           if ix<0 or ix>=j:
+               return {'return':1, 'error':'variation number is not recognized'}
+        else:
+           ck.out('Selected 0 (default)')
+           ix=0
 
         required_variations=[key_variation[ix]]