From 2fa7ecd9b243c1ee664073a8b3d1c47a75c9da7d Mon Sep 17 00:00:00 2001
From: guanjihuan <guanjihuan@163.com>
Date: Sun, 6 Feb 2022 18:35:05 +0800
Subject: [PATCH] 0.0.57

---
 API_Reference/API_Reference.py |  5 +++++
 PyPI/setup.cfg                 |  2 +-
 PyPI/src/guan/__init__.py      | 33 +++++++++++++++++++++++++++++----
 3 files changed, 35 insertions(+), 5 deletions(-)

diff --git a/API_Reference/API_Reference.py b/API_Reference/API_Reference.py
index 4d11d20..f6f0339 100644
--- a/API_Reference/API_Reference.py
+++ b/API_Reference/API_Reference.py
@@ -231,6 +231,11 @@ guan.write_one_dimensional_data(x_array, y_array, filename='a', format='txt')
 guan.write_two_dimensional_data(x_array, y_array, matrix, filename='a', format='txt')
 
 
+# preprocess
+
+parameter_array = guan.preprocess_for_parallel_calculations(parameter_array_all, cpus=1, task_index=0)
+
+
 
 # plot figures
 
diff --git a/PyPI/setup.cfg b/PyPI/setup.cfg
index e959e58..cbe01d6 100644
--- a/PyPI/setup.cfg
+++ b/PyPI/setup.cfg
@@ -1,7 +1,7 @@
 [metadata]
 # replace with your username:
 name = guan
-version = 0.0.54
+version = 0.0.57
 author = guanjihuan
 author_email = guanjihuan@163.com
 description = An open source python package
diff --git a/PyPI/src/guan/__init__.py b/PyPI/src/guan/__init__.py
index fa7342a..f8327a4 100644
--- a/PyPI/src/guan/__init__.py
+++ b/PyPI/src/guan/__init__.py
@@ -12,8 +12,9 @@
 # # Module 8: quantum_transport
 # # Module 9: topological_invariant
 # # Module 10: read_and_write
-# # Module 11: plot_figures
-# # Module 12: others
+# # Module 11: preprocess
+# # Module 12: plot_figures
+# # Module 13: others
 
 # import packages
 
@@ -1442,7 +1443,31 @@ def write_two_dimensional_data(x_array, y_array, matrix, filename='a', format='t
 
 
 
-# Module 11: plot figures
+# Module 11: preprocess
+
+def preprocess_for_parallel_calculations(parameter_array_all, cpus=1, task_index=0):
+    num_all = np.array(parameter_array_all).shape[0]
+    if num_all%cpus == 0:
+        num_parameter = int(num_all/cpus) 
+        parameter_array = parameter_array_all[task_index*num_parameter:(task_index+1)*num_parameter]
+    else:
+        num_parameter = int(num_all/(cpus-1))
+        if task_index != cpus-1:
+            parameter_array = parameter_array_all[task_index*num_parameter:(task_index+1)*num_parameter]
+        else:
+            parameter_array = parameter_array_all[task_index*num_parameter:num_all]
+    return parameter_array
+
+
+
+
+
+
+
+
+
+
+# Module 12: plot figures
 
 def plot(x_array, y_array, xlabel='x', ylabel='y', title='', show=1, save=0, filename='a', format='jpg', dpi=300, type='', y_min=None, y_max=None, linewidth=None, markersize=None): 
     import matplotlib.pyplot as plt
@@ -1539,7 +1564,7 @@ def plot_contour(x_array, y_array, matrix, xlabel='x', ylabel='y', title='', sho
 
 
 
-# Module 12: others
+# Module 13: others
 
 ## download