new filter human_bytes: convert a string (ex: 1Mo, 1K) into bytes (#12074)

* Rework human_readable and human_to_bytes.
New filter human_to_bytes.

* Fix for python 3.

test/integration/roles/test_filters/tasks/main.yml

@@ -61,13 +61,40 @@
         - 'diff_result.stdout == ""'
 
 - name: Verify human_readable
+  tags: "human_readable"
   assert:
     that:
+        - '"1.00 Bytes" == 1|human_readable'
+        - '"1.00 bits" == 1|human_readable(isbits=True)'
         - '"10.00 KB" == 10240|human_readable'
         - '"97.66 MB" == 102400000|human_readable'
         - '"0.10 GB" == 102400000|human_readable(unit="G")'
         - '"0.10 Gb" == 102400000|human_readable(isbits=True, unit="G")'
 
+- name: Verify human_to_bytes
+  tags: "human_to_bytes"
+  assert:
+    that:
+        - "{{'0'|human_to_bytes}}        == 0"
+        - "{{'0.1'|human_to_bytes}}      == 0"
+        - "{{'0.9'|human_to_bytes}}      == 1"
+        - "{{'1'|human_to_bytes}}        == 1"
+        - "{{'10.00 KB'|human_to_bytes}} == 10240"
+        - "{{   '11 MB'|human_to_bytes}} == 11534336"
+        - "{{  '1.1 GB'|human_to_bytes}} == 1181116006"
+        - "{{'10.00 Kb'|human_to_bytes(isbits=True)}} == 10240"
+
+- name: Verify human_to_bytes (bad string)
+  tags: "human_to_bytes"
+  set_fact: bad_string="{{'10.00 foo'|human_to_bytes}}"
+  ignore_errors: yes
+  register: _
+
+- name: Verify human_to_bytes (bad string)
+  tags: "human_to_bytes"
+  assert:
+    that: "{{_.failed}}"
+
 - name: Container lookups with extract
   assert:
     that: