# Python API Guides * [Asserts and boolean checks](check_ops.md) * [Building Graphs](framework.md) * [Constants, Sequences, and Random Values](constant_op.md) * [Control Flow](control_flow_ops.md) * [Data IO (Python functions)](python_io.md) * [Exporting and Importing a MetaGraph](meta_graph.md) * [Higher Order Functions](functional_ops.md) * [Histograms](histogram_ops.md) * [Images](image.md) * [Inputs and Readers](io_ops.md) * [Math](math_ops.md) * [Neural Network](nn.md) * [Reading data](reading_data.md) * [Running Graphs](client.md) * [Sparse Tensors](sparse_ops.md) * [Spectral Functions](spectral_ops.md) * [Strings](string_ops.md) * [Summary Operations](summary.md) * [TensorFlow Debugger](tfdbg.md) * [Tensor Handle Operations](session_ops.md) * [Tensor Transformations](array_ops.md) * [Testing](test.md) * [Training](train.md) * [Variables](state_ops.md) * [Wraps python functions](script_ops.md) * [BayesFlow Entropy (contrib)](contrib.bayesflow.entropy.md) * [BayesFlow Monte Carlo (contrib)](contrib.bayesflow.monte_carlo.md) * [BayesFlow Stochastic Graph (contrib)](contrib.bayesflow.stochastic_graph.md) * [BayesFlow Stochastic Tensors (contrib)](contrib.bayesflow.stochastic_tensor.md) * [BayesFlow Variational Inference (contrib)](contrib.bayesflow.variational_inference.md) * [Copying Graph Elements (contrib)](contrib.copy_graph.md) * [CRF (contrib)](contrib.crf.md) * [FFmpeg (contrib)](contrib.ffmpeg.md) * [Framework (contrib)](contrib.framework.md) * [Graph Editor (contrib)](contrib.graph_editor.md) * [Integrate (contrib)](contrib.integrate.md) * [Layers (contrib)](contrib.layers.md) * [Learn (contrib)](contrib.learn.md) * [Linear Algebra (contrib)](contrib.linalg.md) * [Losses (contrib)](contrib.losses.md) * [Metrics (contrib)](contrib.metrics.md) * [Optimization (contrib)](contrib.opt.md) * [Random variable transformations (contrib)](contrib.distributions.bijectors.md) * [RNN and Cells (contrib)](contrib.rnn.md) * [Seq2seq Library (contrib)](contrib.seq2seq.md) * [Signal Processing (contrib)](contrib.signal.md) * [Staging (contrib)](contrib.staging.md) * [Statistical Distributions (contrib)](contrib.distributions.md) * [Training (contrib)](contrib.training.md) * [Utilities (contrib)](contrib.util.md)