initial add of pip list parser

docs/parsers/crontab.md

@@ -7,7 +7,7 @@ Usage:
 
 Compatibility:
 
-    'linux', 'aix', 'freebsd'
+    'linux', 'darwin', 'aix', 'freebsd'
 
 Examples:
 

docs/parsers/pip_list.md

@@ -0,0 +1,75 @@
+# jc.parsers.pip_list
+jc - JSON CLI output utility pip-list Parser
+
+Usage:
+
+    specify --pip-list as the first argument if the piped input is coming from pip list
+
+Compatibility:
+
+    'linux', 'darwin', 'cygwin', 'win32', 'aix', 'freebsd'
+
+Examples:
+
+    $ pip list | jc --pip-list -p
+    [
+      {
+        "package": "ansible",
+        "version": "2.8.5"
+      },
+      {
+        "package": "antlr4-python3-runtime",
+        "version": "4.7.2"
+      },
+      {
+        "package": "asn1crypto",
+        "version": "0.24.0"
+      },
+      ...
+    ]
+
+## info
+```python
+info(self, /, *args, **kwargs)
+```
+
+## process
+```python
+process(proc_data)
+```
+
+Final processing to conform to the schema.
+
+Parameters:
+
+    proc_data:   (dictionary) raw structured data to process
+
+Returns:
+
+    dictionary   structured data with the following schema:
+
+    [
+      {
+        "package":     string,
+        "version":     string,
+        "location":    string
+      }
+    ]
+
+## parse
+```python
+parse(data, raw=False, quiet=False)
+```
+
+Main text parsing function
+
+Parameters:
+
+    data:        (string)  text data to parse
+    raw:         (boolean) output preprocessed JSON if True
+    quiet:       (boolean) suppress warning messages if True
+
+Returns:
+
+    dictionary   raw or processed structured data
+