changelog updated; bdio buggy under python>3.9

Author: mbruno46

CHANGELOG

@@ -10,17 +10,18 @@ The format is based on `Keep a changelog <https://keepachangelog.com/en/1.0.0/>`
 Added 
  * jackknife error support
  * exponential tail
+ * remove class complex_observable and make main class observable compatible with complex values
 
 Fixed
- * a
- * b
+ * BDIO format has bug for python>=3.10
 
 
-[1.5.1] - xx.03.2024
+[1.5.1] - xx.11.2024
 ++++++++++++++++++++
 
 Added
- * support for complex observables via `complex_observable` class (binary operations `@`, `*`, unary operations `inv`, `eig`, `T`)
+ * temporary support for complex observables via `complex_observable` class (binary operations `@`, `*`, unary operations `inv`, `eig`, `T`)
+ * extended output for peek function
 Fixed
  * fixed bug in chiexp for combined fits
  * faster index search in transform.py for large observables

doc/pyobs/pyobs.rst

@@ -3,4 +3,3 @@ The class observable
 
 .. autoclass:: pyobs.observable
     :members: 
-

pyobs/IO/bdio.py

@@ -209,7 +209,6 @@ def write_bdio_header(self, protocol):
         hdr[2] = ((0 & int("0x3ff", 16)) << 22) | (0 & int("0x3fffff", 16))
         hdr[3] = time.time()
         hdr[4] = hdr[3]
-
         self.reset_encoder()
         self.encode(hdr, dtypes.INT32)
         self.encode_str("".join(info))
@@ -469,7 +468,7 @@ def load(fname):
 
 def save(fname, *args):
     f = bdio_file(fname, "w")
-    f.write_bdio_header("prova1")
+    f.write_bdio_header("bdio")
 
     pyobs.assertion(len(args) > 1, "")
     f.write_record(args[0], 1)